Subclass |
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ClassTitle
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MOTORS: EXPANSIBLE CHAMBER TYPE
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1 | | WITH SIGNAL, INDICATOR OR INSPECTION MEANS |
2 | | CUTOFF OR CONTROL AFTER PREDETERMINED NUMBER OF CYCLES OR REVOLUTIONS |
3 | | JET CONTROL TYPE |
4R | | HYDRO-PNEUMATIC |
4A | | . With float mechanism |
5 | | WORKING MEMBER MOVED BY STORED MOTIVE FLUID CHARGE |
6 | | FLUID SUPPLY THROUGH DIVERSE PATHS TO SINGLE EXPANSIBLE CHAMBER |
6.5 | | . Three or more cylinders arranged in parallel, radial or conical relationship with rotary transmission axis |
7 | | . Selective cyclic and noncyclic operation or parking |
8 | | . Semi-compound type |
9 | | . . Changeable by shiftable distributor |
10 | | . . With condition responsive change-over valve |
11 | | . Changeable from multiple expansion to simple operation |
12 | | . Cyclically operable motor with port reversing |
13 | | . . By shifting distributor seat |
14 | | . . By shifting distributor |
15 | | . . Selector valve between distributor and motor |
16 | | . Drifting or coasting on lower pressure |
17 | | . . With speed responsive cutoff of drifting fluid |
18 | | . . Pressure control of drifting fluid |
19 | | . Diverse paths used to control extent of working member travel |
20 | | . Position responsive |
21 | | . . Rotating working member or chamber |
22 | | . . Preliminary inlet to contracting chamber (e.g., cushioning) |
23 | | . . . By bypassing from expanding chamber (399) |
24 | | . . Additional inlet path opened in response to position |
25 | | . . . Working member or part carried thereby uncovers inlet port |
26 | | . . . . First path has check valve or selectively adjustable throttle |
27 | | . . Plural simultaneous paths, one cutoff in response to position |
28 | | . Second path activated in response to pressure or flow in first path |
29 | | . . By pressure rise in first path |
30 | | . Serially arranged reversing valves |
31 | | . One path includes restriction |
32 | | . Activation of one path disables second path |
33 | | . . Pressure operated |
34 | | SINGLE ACTING, CHANGEABLE TO OR FROM DOUBLE ACTING |
35 | | INDEPENDENTLY OPERATED TIMER, DELAY, PATTERN OR CYCLIC CONTROL |
36 | | . Of independently movable working members |
37 | | . Pattern or template control |
38 | | . Fluid actuated valve with volume chamber delay means |
39 | | . Independent distributor actuation for cyclic control |
40 | | . . Fluid actuated distributor motor |
41 | | WITH CORRELATED CONTROL OF MOTIVE FLUID AND LOCKING MEANS |
42 | | . By electrical control means |
43 | | . Working member position control of motive fluid and locking means |
44 | | . Sequential operation of locking means and motive fluid control |
45 | | . Common or interconnected valve means control motive fluid and fluid for locking means |
46 | | WITH INTERRELATED CONTROL OF MOTIVE FLUID AND LUBRICANT |
47 | | CONSTANTLY APPLIED MOTIVE FLUID WITH CONTROLLED VENTING |
48 | | . Plural separately controlled vents |
49 | | . Fluid vented through working member |
50 | | . Cyclically operable |
51 | | . Motive fluid constantly applied to and vented from opposed chambers |
52 | | CONSTANTLY OPEN THROTTLED EXHAUST WITH CONTROLLED MOTIVE FLUID SUPPLY |
53 | | ENGINE ROTATING OR STARTING TYPE |
54 | | CONVERTIBLE; OR CHANGEABLE BY DISASSEMBLY OR ASSEMBLY |
55 | | COMBINED |
59 | | TORQUE RESPONSIVE MOTIVE FLUID CONTROL |
61 | | ROTARY AND RECIPROCATING WORKING MEMBERS |
151 | | SERIALLY FORMED EXPANDING WORKING CHAMBERS (E.G., ENDLESS) |
152 | | MULTIPLE EXPANSION |
153 | | . Duplex |
154 | | . . Cut-off or reversing |
155 | | . With fluid actuated distributor |
156 | | . Concentric working chambers |
157 | | . Relative valving adjustment between high and low pressure working chambers |
158 | | . . Adjustment for valving for plural chambers |
159 | | . Expansion between relatively movable working members |
160 | | . . Double acting high and low pressure working members |
161 | | . . Fluid acts on each working member in single direction |
162 | | . . . High and low pressure faces on each working member |
163 | | . Fluid expanded through working member |
164 | | . Dual, rigidly connected high and low pressure faces |
165 | | APPLICATION OF MOTIVE FLUID AT DIFFERENT PRESSURES TO OPPOSED WORKING MEMBER FACES |
166 | | . Double acting motor reversed by pressure variation of motive fluid |
167R | | EXTENSION OF UNIT HAVING SEPARATELY CONTROLLED WORKING CHAMBERS EQUALS SUM OF INDIVIDUAL CHAMBER EXTENSIONS |
168 | | . Control of motive fluid for one working member in response to position of second |
167A | | . Vane |
472 | | THREE OR MORE CYLINDERS ARRANGED IN PARALLEL RADIAL OR CONICAL RELATIONSHIP WITH ROTARY TRANSMISSION AXIS |
473 | | . Condition responsive control of drive transmission |
474 | | . Separate fluid supply or discharge paths |
475 | | . Having yieldable drive transmission |
476 | | . Separate motive fluid control for each working chamber |
477 | | . . Each piston acts as valve for different working chamber |
478 | | . . Means varies cyclic relation between reciprocating member and control valve therefor |
479 | | . . Control by moving cylinder or liner |
480 | | . . Mechanically actuated valves |
481 | | . . . Radial cylinders |
482 | | . Means varies cyclic relation between reciprocating member and control valve therefor |
483 | | . . By adjustment of transmission or reaction element |
484 | | . Control valve seating surface contact maintained by fluid pressure bias |
485 | | . . Disc valve |
486 | | . Motive fluid bypass to or from assembly |
487 | | . . Separate passage directs motive fluid to or from valve interface |
488 | | . . Fluid conducting passage disposed within piston |
489 | | . . Valved |
490 | | . Motive fluid supply or discharge through piston |
491 | | . Radially disposed cylinders |
492 | | . . Plural banks |
493 | | . . Rigidly connected pistons reciprocate within rigidly connected cylinders |
494 | | . . Cylinders and pistons form or coact with respective common elements having limited relative rotary movement |
495 | | . . . Cylinders or pistons pinned to common element |
496 | | . . Positive bidirectional drive or reciprocating members |
497 | | . . Stroke control |
498 | | . . Cooperating valve ports in cylinder and relatively movable central member |
499 | | . Cylinders parallel to rotation axis |
500 | | . . Plural angularly disposed cylinder banks |
501 | | . . Cylinders contain plural oppositely movable pistons |
502 | | . . Including plural axially spaced working chambers (e.g., double-acting working members) |
503 | | . . Rotary spool valve |
504 | | . . Stroke control |
505 | | . . . By varying reaction plate inclination relative to cylinder axes |
506 | | . . . . Motor operated |
507 | | . . Positive bidirectional drive of reciprocating members |
169 | | SINGLE CHAMBER FORMED BY MUTUALLY RELATIVELY MOVABLE CYLINDER, SLEEVE AND PISTON |
170R | | RELATIVELY MOVABLE WORKING MEMBERS WITH ONE HAVING MOTIVE FLUID CONTROLLED BY, MOVABLY INTERCONNECTED WITH OR MOVED BY ANOTHER |
171 | | . Synchronizing in response to sensed difference in positions |
172 | | . One working member oppositely biased by another |
173 | | . One working member forms movable chamber for another |
174 | | . With connection to relatively movable output member disposed between spaced unitary end faces |
176 | | . Moving cylinders |
177 | | . Oscillating working members |
178 | | . Single valve unit controlling plural working chambers |
179 | | . . Oscillating valve |
180 | | . . Rotary valve |
181 | | . Interconnected working members in communicating chamber portions |
182 | | . Means connecting working members actuates common part controlling motive fluid for the members |
183 | | . With means interconnecting working members to cause relative motion |
184 | | . . Working member covers port to control motive fluid |
185 | | . . Motive fluid control by pitman swing or intermittent contact with working member |
186 | | . . Connection includes toothed gearing or rocking lever |
187 | | . . Means varies cyclic relation between working member and control valve therefor |
188 | | . . Motive fluid control actuator includes cam or crank rigid with means connecting working members |
189R | | . Position of one working member controls motive fluid for another |
190 | | . . Changeable to plural self-controlled working members |
191 | | . . Each cyclically controls another (e.g., duplex) |
192 | | . . . With three or more working members |
193 | | . . . Fluid operated valve controlled by relatively movable working member |
194 | | . . . Rotating output shaft type (e.g., locomotive or reversing means) |
195 | | . . . With self-control |
189A | | . . Piston or rod directly valves passage |
170MP | | . Mine props |
196 | | MOVING CYLINDER |
197 | | . Plural rigidly connected rotary cylinders |
206 | | . With integral exterior working face |
207 | | . . Both faces urged in single direction |
208 | | . . . Fluid to exterior face controlled by motive fluid pressure |
209 | | . . . Fluid to exterior face controlled by cylinder position |
210 | | . Oscillating cylinder |
211 | | . . Cooperating valve ports in cylinder and fixed member |
212 | | . . . Ported end bearing |
213 | | . . . Ported trunnion |
214 | | . . . Ported arcuate slide face on which cylinder moves |
215 | | . . Cylinder carried valve operated by fixed actuator |
216R | | . Cylinder and piston have relative reciprocation on fixed axis |
217 | | . . Reciprocating piston and cylinder |
216A | | . . Moving cylinder having follow-up |
216B | | . . Cyclical moving cylinder |
218 | | CYCLICALLY OPERABLE |
219 | | . With dwell |
220 | | . With condition responsive stop means |
221 | | . . Speed |
222 | | . Distributor in piston (422) |
223 | | . . Oscillating piston (e.g., vane) |
224 | | . . Distributor establishes communication between opposite faces of piston |
225 | | . . Piston traverses pilot port to control distributor motor motive fluid |
226 | | . . Communication into piston through peripheral port |
227 | | . . . Port controlled by piston position |
228 | | . . Piston carries separate inlet and exhaust valves |
229 | | . . Distributor operated by abutment with cylinder head |
230 | | . Codirectional separately supplied working members |
231 | | . . One working member supply is distributor controlled |
232 | | . Valveless distribution |
233 | | . . Distribution by reciprocating working member moving about an axis |
234 | | . . Working member formed to provide internal fluid flow passage |
235 | | . Working chamber receives controlled motive fluid supply from opposed chamber having constant supply (321) (417) |
236 | | . Multiple exhaust passages (e.g., compression control) |
237 | | . . Exhaust valve has separate valve controlled second exhaust passage therein |
238 | | . . . Pressure controlled second passage |
239 | | . . Distributor for inlet or first exhaust controls second exhaust passage |
240 | | . . Fluid pressure actuated valve for second exhaust passage |
241 | | . . . Compression actuated discharge to motive fluid supply |
242 | | . . . Exhaust pressure controlled |
243 | | . . Working member controlled exhaust port with valved second exhaust passage |
244 | | . . Controlled by separate relatively movable valves |
245 | | . Clearance control |
246 | | . Correlated throttle valve and distributor |
247 | | . Timing control by relative adjustment of plural movable fluid control elements |
248 | | . . Electrical adjustment |
249 | | . . With relative adjustment of plural adjustable fluid control elements |
250 | | . . . Adjustable inlet and exhaust events |
251 | | . . . . With adjustable release and compression events |
252 | | . . Cut off adjustable relative to admission |
253 | | . . . Inlet controlled by relatively cyclically moved elements |
254 | | . . . . Biased cut off with adjustable trip |
255 | | . . . . Adjustable fluid control for fluid actuated cut off |
256 | | . . . . Cut off adjustable relative to reciprocating admission element |
257 | | . . . . . Oscillating admission element |
258 | | . . . . . Arcuate adjustment of cut off |
259 | | . . . . . Cut off adjustable codirectional with admission element movement |
260 | | . . . Biased inlet valve with adjustable tripping means |
261 | | . . . . Inlet valve movable about an axis |
262 | | . . . Adjustable cam or cam follower actuated inlet valve |
263 | | . . . Adjustable fluid control for fluid actuated inlet valve |
264 | | . Relatively movable serial distributors |
265 | | . Relatively movable inlet and exhaust valves |
266 | | . . Oscillating working member |
267 | | . . Lost motion drive from inlet to exhaust valve |
268 | | . . Exhaust valve closed or held closed by inlet fluid (442) |
269 | | . . Biased valve with trip |
270 | | . . Inlet and exhaust valve movable about an axis |
271 | | . . Reciprocating inlet and exhaust valves |
272 | | . . . Codirectional with working member movement |
273 | | . . . . Axially seating valves |
274 | | . With independent throttle adjustment for one side of double-acting motor |
275 | | . Electrically or magnetically actuated or adjusted distributor (459) |
276 | | . Distributor forms traversed movable portion of working chamber wall (423) |
277 | | . Adjustable working member reversal position (e.g., stroke control) |
278 | | . . Selective diverse supply or exhaust paths for distributor motor |
279 | | . . Adjustable lost motion connection |
280 | | . Pulsator-actuated distributor (460) |
281 | | . Working member controlled motive fluid for distributor motor |
282 | | . . Fluid supply through diverse paths to distributor motor chamber |
283 | | . . . Path controlled by independently operable means |
284 | | . . Independent means to adjust distributor motor supply or exhaust passage |
285 | | . . . Separately adjusts one chamber of double-acting distributor motor |
286 | | . . Distributor or distributor motor mechanically moved cyclically to control actuating fluid for distributor motor |
287 | | . . . Movement of relatively movable pilot mechanically moves distributor |
288 | | . . . Distributor motor mechanically moved about axis |
289 | | . . Adjustable means to retard or lock distributor motor |
290 | | . . Working member traverses pilot port in working chamber side wall |
291 | | . . . Port controls separate motor for intermediate pilot valve |
292 | | . . . . Distributor controls passage from port |
293 | | . . . With passage from port controlled by pilot valve |
294 | | . . . . Pilot valve operated by separately controlled fluid motor |
295 | | . . . Plural ports control relatively movable distributor motors |
296 | | . . . Constantly open exhaust from distributor working chamber |
297 | | . . . With passage for pilot fluid in working member |
298 | | . . . . Working member passage supplies distributor motive fluid |
299 | | . . . With distributor reversal by fluid compressed by working member |
300 | | . . . With distributor reversal by constantly supplied motive fluid |
301 | | . . . With control of distributor motor supply or exhaust port by distributor working member |
302 | | . . . Pilot port relieved into working chamber having working member controlled exhaust port |
303 | | . . Working member adapted to directly mechanically reverse distributor |
304 | | . . Pilot valve controlled distributor motor (461) |
305 | | . . . Plural pilot valves |
306 | | . . . . Independent |
307 | | . . . Pilot valve relieves constantly supplied distributor motor fluid |
308 | | . . . Fluid-operated pilot valve |
309 | | . . . With distributor motor reversal by constantly applied fluid pressure |
310 | | . . . Pilot valve moves about an axis |
311 | | . . . Pilot valve moves laterally relative to working member reciprocatory path |
312 | | . . . Distributor motor working member is valve seat for pilot valve |
313 | | . . . Pilot valve actuator extends into working chamber |
314 | | . . . Working member reverses pilot through part movable relative to both |
315 | | . . Distributor moves about an axis |
316 | | . . Distributor moves laterally relative to working member reciprocatory path |
317 | | . . Working member compresses fluid to reverse distributor |
318 | | . . Motive fluid build-up at end of working stroke reverses distributor |
319 | | . . Working member traverses pilot passage to control distributor motor |
320 | | . . . Port in piston between opposed working faces |
321 | | . Motive fluid constantly applied to one working member face (235) (417) |
322 | | . With independently operable means to lock distributor |
323 | | . Relatively movable distributors for opposed working chambers |
324 | | . . Distributor moves about an axis |
325 | | . Working member controlled inlet or exhaust port (e.g., semi-valveless) |
326 | | . Distributor moves transverse and parallel to same line |
327 | | . Distributor moves about axis parallel to working member reciprocatory path |
328 | | . Distributor peripherally engages (1) working chamber wall, or (2) cylinder between opposed working faces |
329 | | . Distributor located in cylinder between spaced working faces |
330 | | . With independently operable means to move or means to adjust movement of distributor |
331 | | . . Means adjusts motion transmission from working member to distributor |
332 | | . . . Adjusting means comprises motor |
333 | | . . . Speed controlled |
334 | | . . . To reverse direction of rotation of interposed shaft |
335 | | . With throttle valve or distributor throttle adjustment |
336 | | . . Speed controlled |
337 | | . With means independent of distributor reversing parts to cyclically hold distributor |
338 | | . . Positive hold (e.g., tripped type) |
339 | | . Oscillating working member |
340 | | . . Distributor reversed by rotated part |
341R | | . Distributor actuator extends into working chamber |
342 | | . . Axially slidable through working face |
343 | | . . Moves laterally relative to working member reciprocatory path |
341A | | . . Valves in partition between tandem pistons |
344 | | . Biasing means moves distributor after predetermined travel (i.e., snap action) |
345 | | . . Distributor moves about axis |
346 | | . . Spring biased |
347 | | . . . Coil spring moves laterally relative to coil axis |
348 | | . Distributor actuator between space piston faces |
349 | | . . Distributor moves about axis |
350 | | . Working member reverses distributor through part movable relative to both |
351 | | . . Meshing rotary gear |
352 | | . . Distributor moves about axis |
353 | | . . Distributor moves laterally relative to working member reciprocatory path |
354 | | . . Rotated part |
355 | | CUTOFF AFTER SINGLE COMPLETE CYCLE |
356 | | . Reversal responsive to motive fluid pressure change |
357 | | SELECTIVELY USABLE OR POSITIONABLE WORKING MEMBER CONTROLLED VENT IN CHAMBER WALL (402) |
358R | | WORKING MEMBER POSITION FEEDBACK TO MOTIVE FLUID CONTROL |
359 | | . Regenerative or positive feedback type |
360 | | . With safety means operable upon input signal loss |
361 | | . Electrical input and feedback signal means (459) |
362 | | . . Means provides incremental movements (e.g., stepper type) |
363R | | . . Follower type |
363A | | . . . Fail safe control |
364 | | . With means to vary feedback signal in response to rate of working member movement |
365 | | . With main valve position feedback to pilot valve |
366 | | . Speed governor controlled input signal (458) |
367 | | . Plural input signal means for single motor valve (453) |
368 | | . Follower type |
369.1 | | . . With relatively movable working and output members reacting on input member |
369.2 | | . . . Rubber block reaction means |
369.3 | | . . . . And transverse valve key |
369.4 | | . . . Lever reaction means |
370 | | . . With motor chamber pressure reaction on valve |
371 | | . . . With valve means limiting reaction pressure |
372 | | . . . Spring-loaded valve |
373 | | . . . . With lost motion between input and reaction member |
374 | | . . Plural movable valve parts |
375R | | . . . Valve part moves about an axis |
375A | | . . . . Torsion bar |
376R | | . . . One movable part unitary with working member |
377 | | . . . . Lost motion linkage connecting valve, load and working member |
378 | | . . . . Axially movable spool-type valve |
376A | | . . . . Vane |
379 | | . . Disproportional rate of response |
380 | | . . Screw and follower (e.g., nut) |
381 | | . . Differential gearing |
382 | | . . Cam and follower |
383 | | . . Cable |
384 | | . . Floating link |
385 | | . Bias-type input and feedback signal means |
386 | | . . Feedback bias means adjustable |
387 | | . . Spring-type feedback bias means |
388 | | . Fluid operated |
389 | | . Adjustable |
358A | | . Valve locking means |
390 | | POSITION MAINTAINING TYPE |
391R | | WITH ALTERNATIVE MANUAL ACTUATION OF LOAD |
391A | | . Alternate pedal positions |
392 | | WORKING MEMBER POSITION RESPONSIVE MOTIVE FLUID CONTROL |
393 | | . Position initiated timing or delay means |
394 | | . Working member carries part within working chamber which controls port in chamber end wall |
395 | | . . Part movable with respect to working member |
396 | | . . Part forms throttle member |
397 | | . Alternate control of inlet and exhaust for same chamber at opposite ends of stroke |
398 | | . Simultaneous control of inlet and exhaust of same chamber |
399 | | . Bypassing between expanding chamber and closed or throttled contracting chamber (e.g., cushioning) (23) |
400 | | . Venting expanding chamber |
401 | | . . Through working member |
402 | | . . Working member overrides exhaust port (357) |
403 | | . Position controls actuating fluid for valve |
404 | | . Exhaust control |
405 | | . . Throttling (e.g., cushioning) |
406 | | . . . Exhaust valve with bleed passage therein |
407 | | . . . By successively controlling or controlling less than all of plural exhaust passages |
408 | | . . . . Working member covers exhaust port (409) |
409 | | . . Working member covers exhaust port in contracting chamber (408) |
410 | | . Working member controls relatively movable inlet valve |
508 | | PLURAL RELATIVELY MOVABLE OR RIGIDLY INTERCONNECTED WORKING MEMBERS |
509 | | . Having (1) stand-by or (2) redundant means enabling load to be driven upon failure of primary load moving means |
510 | | . . Stand-by means utilizes an auxiliary motive fluid source for another working member to drive same load |
511 | | . Condition responsive means for modifying working member operation |
512 | | . . Condition is that of a load driven by a working member other than working member having its operation modified |
513 | | . . Condition is position of fluid control member of motor other than motor whose operation is modified |
514 | | . . Pressure responsive valve divides motive fluid between motors |
515 | | . . . For synchronization of motors |
516 | | . . . To give one motor priority to motive fluid over another |
517 | | . . Condition sensed is working member speed or working fluid pressure of another motor (i.e., fluid pressure or flow to or from expansible chamber of the other motor) |
518 | | . . Motive fluid control valve responsive to pressure in supply line to or exhaust line from motor which it modifies |
519 | | . With means for selectively changing the speed or force exerted on load by the selective application of motive fluid in a single direction to one or more working members |
520 | | . Motors connected in series |
521 | | . Separate valve means actuatable by a common nonmanual actuator or separately actuatable means with common manual actuator |
522 | | . . With means to independently actuate valve means |
523 | | . . Simultaneously actuated separate valve means |
524 | | . . Successive actuation of separate valve means |
525 | | . With means to control the working fluid to one working member for movement relative to another without controlling the working fluid to the other working member by said means |
526 | | . . With multiway valve in series with control means |
527 | | . . Valve controlled by remote means (e.g., radio, electromagnetic, etc.) |
528 | | . . Control means is fluid pressure operated valve |
529 | | . . . Fluid pressure operated valve controlled by a pilot valve |
530 | | . . Control means includes separate control valves for each working member |
531 | | . . . With additional control valve in series with at least one separate control valve in supply line to one of motors |
532 | | . With means for proportioning motive fluid supply to plural motors |
533 | | . Single valve for plural rigidly connected working members |
534 | | . Single valve for relatively movable working members driving common load |
535 | | . Relatively movable working members of unequal cross-sectional areas |
536 | | . Single valve for relatively movable working members |
415 | | DIFFERENTIAL |
416 | | . Opposing pressure applied by bypassing |
417R | | . Motive fluid constantly applied to one working member face (235) (321) |
417A | | . . Staplers having two diameter pistons |
418 | | WITH MOTIVE FLUID VALVE |
419 | | . Responsive to (1) motive fluid temperature or state, or (2) motor position or orientation |
420 | | . Contracting chamber exhaust valve controlled by expanding chamber pressure or flow |
421 | | . Expanding chamber inlet controlled by contracting chamber pressure or flow |
422 | | . Valved piston (222) |
423 | | . Valve part forms traversed movable portion of working chamber wall (276) |
424 | | . Two hand control |
425 | | . . With motor-controlled holding means for valve |
426 | | . With fluid pressure holding means for valve |
427 | | . Plural manual control stations |
428 | | . Manual control carried on or operated from load or output element |
429 | | . Dither valve |
430 | | . Valve parts continuously relatively moved for nonvalving function |
431 | | . Continuous motive fluid flow through chamber in motor idle condition |
432 | | . Inlet check valve with means for disconnectable supply line (468) |
433 | | . Both inlet and exhaust controlled by motive fluid pressure in supply line or chamber |
434 | | . . With manual valve actuating means responsive to motive fluid pressure (e.g., "feel") |
435 | | . Controlled by rate of movement of working member |
436 | | . Inlet fluid supplemented by controlled fluid pressurized in opposed contracting chamber |
437 | | . Independent control of bypass between opposed working chambers |
438 | | . . Held closed by motive fluid pressure |
439 | | . . . Bypass through supply line |
440 | | . For exhausting contracting working chamber to expanding opposed nonworking |
441 | | . With ambient fluid inlet valve to expanding working chamber |
442 | | . Self-opening exhaust valve held closed by inlet pressure (268) |
443 | | . To provide unequal inlet and exhaust flow rates to single working chamber |
444 | | . Relatively movable serial valves |
445 | | . . Stop valve between working chamber and inlet and exhaust valve |
446 | | . . Including motive fluid pressure or flow responsive valve (468) |
447 | | . . . Between working chamber and inlet and exhaust valve |
448 | | . . In supply path |
449 | | . Plural separately controlled waste passages for single working chamber |
450 | | . . One passage controlled by inlet and exhaust valve |
451 | | . . . Another passage controlled by motive fluid pressure or flow responsive valve (468) |
452 | | . . One passage controlled by motive fluid pressure or flow-responsive valve (468) |
453 | | . Plural actuators for single valve means (367) |
454 | | . Relatively movable inlet and exhaust valves for single working chamber |
455 | | . . One valve forms unitary part of valve controlling opposed working chamber |
456 | | . . One valve moves about an axis |
457 | | . . Single actuating means moves both valves |
458 | | . Speed governor operated (366) |
459 | | . Electrically operated (275) (361) |
460 | | . Pulsator actuator for valve (280) |
461 | | . Pilot valve (304) |
462 | | . For double-acting motor |
463 | | . . With means to provide unequal flow rates to or from opposed working chambers |
464 | | . . Means to simultaneously open working chambers to inlet or exhaust |
465 | | . . Relatively movable unitary inlet and exhaust valves for opposed working chambers |
466 | | . . Unitary inlet and exhaust valve means for opposed working chambers |
467 | | . . . Valve means moves about an axis |
468 | | . Self-acting valve (432) (446) (451) (452) |
469 | | . Unitary inlet and exhaust valve for single working chamber |
470 | | . . Valve moves about an axis |
471 | | MISCELLANEOUS (E.G., METHODS) |
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| | DIGESTS |
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DIG 1 | | Digital |
DIG 2 | | Exhaust throttled motor control |
DIG 3 | | Large area valve |
DIG 4 | | Magnets |