Class   91	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

. (1 indent ) With float mechanism

5

WORKING MEMBER MOVED BY STORED MOTIVE FLUID CHARGE

6

FLUID SUPPLY THROUGH DIVERSE PATHS TO SINGLE EXPANSIBLE CHAMBER

6.5

. (1 indent ) Three or more cylinders arranged in parallel, radial or conical relationship with rotary transmission axis

7

. (1 indent ) Selective cyclic and noncyclic operation or parking

8

. (1 indent ) Semi-compound type

9

.. (2 indent ) Changeable by shiftable distributor

10

.. (2 indent ) With condition responsive change-over valve

11

. (1 indent ) Changeable from multiple expansion to simple operation

12

. (1 indent ) Cyclically operable motor with port reversing

13

.. (2 indent ) By shifting distributor seat

14

.. (2 indent ) By shifting distributor

15

.. (2 indent ) Selector valve between distributor and motor

16

. (1 indent ) Drifting or coasting on lower pressure

17

.. (2 indent ) With speed responsive cutoff of drifting fluid

18

.. (2 indent ) Pressure control of drifting fluid

19

. (1 indent ) Diverse paths used to control extent of working member travel

20

. (1 indent ) Position responsive

21

.. (2 indent ) Rotating working member or chamber

22

.. (2 indent ) Preliminary inlet to contracting chamber (e.g., cushioning, etc.)

23

... (3 indent ) By bypassing from expanding chamber (399)

24

.. (2 indent ) Additional inlet path opened in response to position

25

... (3 indent ) Working member or part carried thereby uncovers inlet port

26

.... (4 indent ) First path has check valve or selectively adjustable throttle

27

.. (2 indent ) Plural simultaneous paths, one cutoff in response to position

28

. (1 indent ) Second path activated in response to pressure or flow in first path

29

.. (2 indent ) By pressure rise in first path

30

. (1 indent ) Serially arranged reversing valves

31

. (1 indent ) One path includes restriction

32

. (1 indent ) Activation of one path disables second path

33

.. (2 indent ) Pressure operated

34

SINGLE ACTING, CHANGEABLE TO OR FROM DOUBLE ACTING

35

INDEPENDENTLY OPERATED TIMER, DELAY, PATTERN OR CYCLIC CONTROL

36

. (1 indent ) Of independently movable working members

37

. (1 indent ) Pattern or template control

38

. (1 indent ) Fluid actuated valve with volume chamber delay means

39

. (1 indent ) Independent distributor actuation for cyclic control

40

.. (2 indent ) Fluid actuated distributor motor

41

WITH CORRELATED CONTROL OF MOTIVE FLUID AND LOCKING MEANS

42

. (1 indent ) By electrical control means

43

. (1 indent ) Working member position control of motive fluid and locking means

44

. (1 indent ) Sequential operation of locking means and motive fluid control

45

. (1 indent ) 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

. (1 indent ) Plural separately controlled vents

49

. (1 indent ) Fluid vented through working member

50

. (1 indent ) Cyclically operable

51

. (1 indent ) 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, ETC.)

152

MULTIPLE EXPANSION

153

. (1 indent ) Duplex

154

.. (2 indent ) Cut-off or reversing

155

. (1 indent ) With fluid actuated distributor

156

. (1 indent ) Concentric working chambers

157

. (1 indent ) Relative valving adjustment between high and low pressure working chambers

158

.. (2 indent ) Adjustment for valving for plural chambers

159

. (1 indent ) Expansion between relatively movable working members

160

.. (2 indent ) Double acting high and low pressure working members

161

.. (2 indent ) Fluid acts on each working member in single direction

162

... (3 indent ) High and low pressure faces on each working member

163

. (1 indent ) Fluid expanded through working member

164

. (1 indent ) Dual, rigidly connected high and low pressure faces

165

APPLICATION OF MOTIVE FLUID AT DIFFERENT PRESSURES TO OPPOSED WORKING MEMBER FACES

166

. (1 indent ) 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

. (1 indent ) Control of motive fluid for one working member in response to position of second

167A

. (1 indent ) Vane

472

THREE OR MORE CYLINDERS ARRANGED IN PARALLEL RADIAL OR CONICAL RELATIONSHIP WITH ROTARY TRANSMISSION AXIS

473

. (1 indent ) Condition responsive control of drive transmission

474

. (1 indent ) Separate fluid supply or discharge paths

475

. (1 indent ) Having yieldable drive transmission

476

. (1 indent ) Separate motive fluid control for each working chamber

477

.. (2 indent ) Each piston acts as valve for different working chamber

478

.. (2 indent ) Means varies cyclic relation between reciprocating member and control valve therefor

479

.. (2 indent ) Control by moving cylinder or liner

480

.. (2 indent ) Mechanically actuated valves

481

... (3 indent ) Radial cylinders

482

. (1 indent ) Means varies cyclic relation between reciprocating member and control valve therefor

483

.. (2 indent ) By adjustment of transmission or reaction element

484

. (1 indent ) Control valve seating surface contact maintained by fluid pressure bias

485

.. (2 indent ) Disc valve

486

. (1 indent ) Motive fluid bypass to or from assembly

487

.. (2 indent ) Separate passage directs motive fluid to or from valve interface

488

.. (2 indent ) Fluid conducting passage disposed within piston

489

.. (2 indent ) Valved

490

. (1 indent ) Motive fluid supply or discharge through piston

491

. (1 indent ) Radially disposed cylinders

492

.. (2 indent ) Plural banks

493

.. (2 indent ) Rigidly connected pistons reciprocate within rigidly connected cylinders

494

.. (2 indent ) Cylinders and pistons form or coact with respective common elements having limited relative rotary movement

495

... (3 indent ) Cylinders or pistons pinned to common element

496

.. (2 indent ) Positive bidirectional drive or reciprocating members

497

.. (2 indent ) Stroke control

498

.. (2 indent ) Cooperating valve ports in cylinder and relatively movable central member

499

. (1 indent ) Cylinders parallel to rotation axis

500

.. (2 indent ) Plural angularly disposed cylinder banks

501

.. (2 indent ) Cylinders contain plural oppositely movable pistons

502

.. (2 indent ) Including plural axially spaced working chambers (e.g., double-acting working members, etc.)

503

.. (2 indent ) Rotary spool valve

504

.. (2 indent ) Stroke control

505

... (3 indent ) By varying reaction plate inclination relative to cylinder axes

506

.... (4 indent ) Motor operated

507

.. (2 indent ) 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

. (1 indent ) Synchronizing in response to sensed difference in positions

172

. (1 indent ) One working member oppositely biased by another

173

. (1 indent ) One working member forms movable chamber for another

174

. (1 indent ) With connection to relatively movable output member disposed between spaced unitary end faces

176

. (1 indent ) Moving cylinders

177

. (1 indent ) Oscillating working members

178

. (1 indent ) Single valve unit controlling plural working chambers

179

.. (2 indent ) Oscillating valve

180

.. (2 indent ) Rotary valve

181

. (1 indent ) Interconnected working members in communicating chamber portions

182

. (1 indent ) Means connecting working members actuates common part controlling motive fluid for the members

183

. (1 indent ) With means interconnecting working members to cause relative motion

184

.. (2 indent ) Working member covers port to control motive fluid

185

.. (2 indent ) Motive fluid control by pitman swing or intermittent contact with working member

186

.. (2 indent ) Connection includes toothed gearing or rocking lever

187

.. (2 indent ) Means varies cyclic relation between working member and control valve therefor

188

.. (2 indent ) Motive fluid control actuator includes cam or crank rigid with means connecting working members

189R

. (1 indent ) Position of one working member controls motive fluid for another

190

.. (2 indent ) Changeable to plural self-controlled working members

191

.. (2 indent ) Each cyclically controls another (e.g., duplex, etc.)

192

... (3 indent ) With three or more working members

193

... (3 indent ) Fluid operated valve controlled by relatively movable working member

194

... (3 indent ) Rotating output shaft type (e.g., locomotive or reversing means, etc.)

195

... (3 indent ) With self-control

189A

.. (2 indent ) Piston or rod directly valves passage

170MP

. (1 indent ) Mine props

196

MOVING CYLINDER

197

. (1 indent ) Plural rigidly connected rotary cylinders

206

. (1 indent ) With integral exterior working face

207

.. (2 indent ) Both faces urged in single direction

208

... (3 indent ) Fluid to exterior face controlled by motive fluid pressure

209

... (3 indent ) Fluid to exterior face controlled by cylinder position

210

. (1 indent ) Oscillating cylinder

211

.. (2 indent ) Cooperating valve ports in cylinder and fixed member

212

... (3 indent ) Ported end bearing

213

... (3 indent ) Ported trunnion

214

... (3 indent ) Ported arcuate slide face on which cylinder moves

215

.. (2 indent ) Cylinder carried valve operated by fixed actuator

216R

. (1 indent ) Cylinder and piston have relative reciprocation on fixed axis

217

.. (2 indent ) Reciprocating piston and cylinder

216A

.. (2 indent ) Moving cylinder having follow-up

216B

.. (2 indent ) Cyclical moving cylinder

218

CYCLICALLY OPERABLE

219

. (1 indent ) With dwell

220

. (1 indent ) With condition responsive stop means

221

.. (2 indent ) Speed

222

. (1 indent ) Distributor in piston (422)

223

.. (2 indent ) Oscillating piston (e.g., vane, etc.)

224

.. (2 indent ) Distributor establishes communication between opposite faces of piston

225

.. (2 indent ) Piston traverses pilot port to control distributor motor motive fluid

226

.. (2 indent ) Communication into piston through peripheral port

227

... (3 indent ) Port controlled by piston position

228

.. (2 indent ) Piston carries separate inlet and exhaust valves

229

.. (2 indent ) Distributor operated by abutment with cylinder head

230

. (1 indent ) Codirectional separately supplied working members

231

.. (2 indent ) One working member supply is distributor controlled

232

. (1 indent ) Valveless distribution

233

.. (2 indent ) Distribution by reciprocating working member moving about an axis

234

.. (2 indent ) Working member formed to provide internal fluid flow passage

235

. (1 indent ) Working chamber receives controlled motive fluid supply from opposed chamber having constant supply (321) (417)

236

. (1 indent ) Multiple exhaust passages (e.g., compression control, etc.)

237

.. (2 indent ) Exhaust valve has separate valve controlled second exhaust passage therein

238

... (3 indent ) Pressure controlled second passage

239

.. (2 indent ) Distributor for inlet or first exhaust controls second exhaust passage

240

.. (2 indent ) Fluid pressure actuated valve for second exhaust passage

241

... (3 indent ) Compression actuated discharge to motive fluid supply

242

... (3 indent ) Exhaust pressure controlled

243

.. (2 indent ) Working member controlled exhaust port with valved second exhaust passage

244

.. (2 indent ) Controlled by separate relatively movable valves

245

. (1 indent ) Clearance control

246

. (1 indent ) Correlated throttle valve and distributor

247

. (1 indent ) Timing control by relative adjustment of plural movable fluid control elements

248

.. (2 indent ) Electrical adjustment

249

.. (2 indent ) With relative adjustment of plural adjustable fluid control elements

250

... (3 indent ) Adjustable inlet and exhaust events

251

.... (4 indent ) With adjustable release and compression events

252

.. (2 indent ) Cut off adjustable relative to admission

253

... (3 indent ) Inlet controlled by relatively cyclically moved elements

254

.... (4 indent ) Biased cut off with adjustable trip

255

.... (4 indent ) Adjustable fluid control for fluid actuated cut off

256

.... (4 indent ) Cut off adjustable relative to reciprocating admission element

257

....• (5 indent ) Oscillating admission element

258

....• (5 indent ) Arcuate adjustment of cut off

259

....• (5 indent ) Cut off adjustable codirectional with admission element movement

260

... (3 indent ) Biased inlet valve with adjustable tripping means

261

.... (4 indent ) Inlet valve movable about an axis

262

... (3 indent ) Adjustable cam or cam follower actuated inlet valve

263

... (3 indent ) Adjustable fluid control for fluid actuated inlet valve

264

. (1 indent ) Relatively movable serial distributors

265

. (1 indent ) Relatively movable inlet and exhaust valves

266

.. (2 indent ) Oscillating working member

267

.. (2 indent ) Lost motion drive from inlet to exhaust valve

268

.. (2 indent ) Exhaust valve closed or held closed by inlet fluid (442)

269

.. (2 indent ) Biased valve with trip

270

.. (2 indent ) Inlet and exhaust valve movable about an axis

271

.. (2 indent ) Reciprocating inlet and exhaust valves

272

... (3 indent ) Codirectional with working member movement

273

.... (4 indent ) Axially seating valves

274

. (1 indent ) With independent throttle adjustment for one side of double-acting motor

275

. (1 indent ) Electrically or magnetically actuated or adjusted distributor (459)

276

. (1 indent ) Distributor forms traversed movable portion of working chamber wall (423)

277

. (1 indent ) Adjustable working member reversal position (e.g., stroke control, etc.)

278

.. (2 indent ) Selective diverse supply or exhaust paths for distributor motor

279

.. (2 indent ) Adjustable lost motion connection

280

. (1 indent ) Pulsator-actuated distributor (460)

281

. (1 indent ) Working member controlled motive fluid for distributor motor

282

.. (2 indent ) Fluid supply through diverse paths to distributor motor chamber

283

... (3 indent ) Path controlled by independently operable means

284

.. (2 indent ) Independent means to adjust distributor motor supply or exhaust passage

285

... (3 indent ) Separately adjusts one chamber of double-acting distributor motor

286

.. (2 indent ) Distributor or distributor motor mechanically moved cyclically to control actuating fluid for distributor motor

287

... (3 indent ) Movement of relatively movable pilot mechanically moves distributor

288

... (3 indent ) Distributor motor mechanically moved about axis

289

.. (2 indent ) Adjustable means to retard or lock distributor motor

290

.. (2 indent ) Working member traverses pilot port in working chamber side wall

291

... (3 indent ) Port controls separate motor for intermediate pilot valve

292

.... (4 indent ) Distributor controls passage from port

293

... (3 indent ) With passage from port controlled by pilot valve

294

.... (4 indent ) Pilot valve operated by separately controlled fluid motor

295

... (3 indent ) Plural ports control relatively movable distributor motors

296

... (3 indent ) Constantly open exhaust from distributor working chamber

297

... (3 indent ) With passage for pilot fluid in working member

298

.... (4 indent ) Working member passage supplies distributor motive fluid

299

... (3 indent ) With distributor reversal by fluid compressed by working member

300

... (3 indent ) With distributor reversal by constantly supplied motive fluid

301

... (3 indent ) With control of distributor motor supply or exhaust port by distributor working member

302

... (3 indent ) Pilot port relieved into working chamber having working member controlled exhaust port

303

.. (2 indent ) Working member adapted to directly mechanically reverse distributor

304

.. (2 indent ) Pilot valve controlled distributor motor (461)

305

... (3 indent ) Plural pilot valves

306

.... (4 indent ) Independent

307

... (3 indent ) Pilot valve relieves constantly supplied distributor motor fluid

308

... (3 indent ) Fluid-operated pilot valve

309

... (3 indent ) With distributor motor reversal by constantly applied fluid pressure

310

... (3 indent ) Pilot valve moves about an axis

311

... (3 indent ) Pilot valve moves laterally relative to working member reciprocatory path

312

... (3 indent ) Distributor motor working member is valve seat for pilot valve

313

... (3 indent ) Pilot valve actuator extends into working chamber

314

... (3 indent ) Working member reverses pilot through part movable relative to both

315

.. (2 indent ) Distributor moves about an axis

316

.. (2 indent ) Distributor moves laterally relative to working member reciprocatory path

317

.. (2 indent ) Working member compresses fluid to reverse distributor

318

.. (2 indent ) Motive fluid build-up at end of working stroke reverses distributor

319

.. (2 indent ) Working member traverses pilot passage to control distributor motor

320

... (3 indent ) Port in piston between opposed working faces

321

. (1 indent ) Motive fluid constantly applied to one working member face (235) (417)

322

. (1 indent ) With independently operable means to lock distributor

323

. (1 indent ) Relatively movable distributors for opposed working chambers

324

.. (2 indent ) Distributor moves about an axis

325

. (1 indent ) Working member controlled inlet or exhaust port (e.g., semi-valveless, etc.)

326

. (1 indent ) Distributor moves transverse and parallel to same line

327

. (1 indent ) Distributor moves about axis parallel to working member reciprocatory path

328

. (1 indent ) Distributor peripherally engages (1) working chamber wall, or (2) cylinder between opposed working faces

329

. (1 indent ) Distributor located in cylinder between spaced working faces

330

. (1 indent ) With independently operable means to move or means to adjust movement of distributor

331

.. (2 indent ) Means adjusts motion transmission from working member to distributor

332

... (3 indent ) Adjusting means comprises motor

333

... (3 indent ) Speed controlled

334

... (3 indent ) To reverse direction of rotation of interposed shaft

335

. (1 indent ) With throttle valve or distributor throttle adjustment

336

.. (2 indent ) Speed controlled

337

. (1 indent ) With means independent of distributor reversing parts to cyclically hold distributor

338

.. (2 indent ) Positive hold (e.g., tripped type, etc.)

339

. (1 indent ) Oscillating working member

340

.. (2 indent ) Distributor reversed by rotated part

341R

. (1 indent ) Distributor actuator extends into working chamber

342

.. (2 indent ) Axially slidable through working face

343

.. (2 indent ) Moves laterally relative to working member reciprocatory path

341A

.. (2 indent ) Valves in partition between tandem pistons

344

. (1 indent ) Biasing means moves distributor after predetermined travel (i.e., snap action)

345

.. (2 indent ) Distributor moves about axis

346

.. (2 indent ) Spring biased

347

... (3 indent ) Coil spring moves laterally relative to coil axis

348

. (1 indent ) Distributor actuator between space piston faces

349

.. (2 indent ) Distributor moves about axis

350

. (1 indent ) Working member reverses distributor through part movable relative to both

351

.. (2 indent ) Meshing rotary gear

352

.. (2 indent ) Distributor moves about axis

353

.. (2 indent ) Distributor moves laterally relative to working member reciprocatory path

354

.. (2 indent ) Rotated part

355

CUTOFF AFTER SINGLE COMPLETE CYCLE

356

. (1 indent ) 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

. (1 indent ) Regenerative or positive feedback type

360

. (1 indent ) With safety means operable upon input signal loss

361

. (1 indent ) Electrical input and feedback signal means (459)

362

.. (2 indent ) Means provides incremental movements (e.g., stepper type, etc.)

363R

.. (2 indent ) Follower type

363A

... (3 indent ) Fail safe control

364

. (1 indent ) With means to vary feedback signal in response to rate of working member movement

365

. (1 indent ) With main valve position feedback to pilot valve

366

. (1 indent ) Speed governor controlled input signal (458)

367

. (1 indent ) Plural input signal means for single motor valve (453)

368

. (1 indent ) Follower type

369.1

.. (2 indent ) With relatively movable working and output members reacting on input member

369.2

... (3 indent ) Rubber block reaction means

369.3

.... (4 indent ) And transverse valve key

369.4

... (3 indent ) Lever reaction means

370

.. (2 indent ) With motor chamber pressure reaction on valve

371

... (3 indent ) With valve means limiting reaction pressure

372

... (3 indent ) Spring-loaded valve

373

.... (4 indent ) With lost motion between input and reaction member

374

.. (2 indent ) Plural movable valve parts

375R

... (3 indent ) Valve part moves about an axis

375A

.... (4 indent ) Torsion bar

376R

... (3 indent ) One movable part unitary with working member

377

.... (4 indent ) Lost motion linkage connecting valve, load and working member

378

.... (4 indent ) Axially movable spool-type valve

376A

.... (4 indent ) Vane

379

.. (2 indent ) Disproportional rate of response

380

.. (2 indent ) Screw and follower (e.g., nut, etc.)

381

.. (2 indent ) Differential gearing

382

.. (2 indent ) Cam and follower

383

.. (2 indent ) Cable

384

.. (2 indent ) Floating link

385

. (1 indent ) Bias-type input and feedback signal means

386

.. (2 indent ) Feedback bias means adjustable

387

.. (2 indent ) Spring-type feedback bias means

388

. (1 indent ) Fluid operated

389

. (1 indent ) Adjustable

358A

. (1 indent ) Valve locking means

390

POSITION MAINTAINING TYPE

391R

WITH ALTERNATIVE MANUAL ACTUATION OF LOAD

391A

. (1 indent ) Alternate pedal positions

392

WORKING MEMBER POSITION RESPONSIVE MOTIVE FLUID CONTROL

393

. (1 indent ) Position initiated timing or delay means

394

. (1 indent ) Working member carries part within working chamber which controls port in chamber end wall

395

.. (2 indent ) Part movable with respect to working member

396

.. (2 indent ) Part forms throttle member

397

. (1 indent ) Alternate control of inlet and exhaust for same chamber at opposite ends of stroke

398

. (1 indent ) Simultaneous control of inlet and exhaust of same chamber

399

. (1 indent ) Bypassing between expanding chamber and closed or throttled contracting chamber (e.g., cushioning, etc.) (23)

400

. (1 indent ) Venting expanding chamber

401

.. (2 indent ) Through working member

402

.. (2 indent ) Working member overrides exhaust port (357)

403

. (1 indent ) Position controls actuating fluid for valve

404

. (1 indent ) Exhaust control

405

.. (2 indent ) Throttling (e.g., cushioning, etc.)

406

... (3 indent ) Exhaust valve with bleed passage therein

407

... (3 indent ) By successively controlling or controlling less than all of plural exhaust passages

408

.... (4 indent ) Working member covers exhaust port (409)

409

.. (2 indent ) Working member covers exhaust port in contracting chamber (408)

410

. (1 indent ) Working member controls relatively movable inlet valve

508

PLURAL RELATIVELY MOVABLE OR RIGIDLY INTERCONNECTED WORKING MEMBERS

509

. (1 indent ) Having (1) stand-by or (2) redundant means enabling load to be driven upon failure of primary load moving means

510

.. (2 indent ) Stand-by means utilizes an auxiliary motive fluid source for another working member to drive same load

511

. (1 indent ) Condition responsive means for modifying working member operation

512

.. (2 indent ) Condition is that of a load driven by a working member other than working member having its operation modified

513

.. (2 indent ) Condition is position of fluid control member of motor other than motor whose operation is modified

514

.. (2 indent ) Pressure responsive valve divides motive fluid between motors

515

... (3 indent ) For synchronization of motors

516

... (3 indent ) To give one motor priority to motive fluid over another

517

.. (2 indent ) 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

.. (2 indent ) Motive fluid control valve responsive to pressure in supply line to or exhaust line from motor which it modifies

519

. (1 indent ) 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

. (1 indent ) Motors connected in series

521

. (1 indent ) Separate valve means actuatable by a common nonmanual actuator or separately actuatable means with common manual actuator

522

.. (2 indent ) With means to independently actuate valve means

523

.. (2 indent ) Simultaneously actuated separate valve means

524

.. (2 indent ) Successive actuation of separate valve means

525

. (1 indent ) 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

.. (2 indent ) With multiway valve in series with control means

527

.. (2 indent ) Valve controlled by remote means (e.g., radio, electromagnetic, etc.)

528

.. (2 indent ) Control means is fluid pressure operated valve

529

... (3 indent ) Fluid pressure operated valve controlled by a pilot valve

530

.. (2 indent ) Control means includes separate control valves for each working member

531

... (3 indent ) With additional control valve in series with at least one separate control valve in supply line to one of motors

532

. (1 indent ) With means for proportioning motive fluid supply to plural motors

533

. (1 indent ) Single valve for plural rigidly connected working members

534

. (1 indent ) Single valve for relatively movable working members driving common load

535

. (1 indent ) Relatively movable working members of unequal cross-sectional areas

536

. (1 indent ) Single valve for relatively movable working members

415

DIFFERENTIAL

416

. (1 indent ) Opposing pressure applied by bypassing

417R

. (1 indent ) Motive fluid constantly applied to one working member face (235) (321)

417A

.. (2 indent ) Staplers having two diameter pistons

418

WITH MOTIVE FLUID VALVE

419

. (1 indent ) Responsive to (1) motive fluid temperature or state, or (2) motor position or orientation

420

. (1 indent ) Contracting chamber exhaust valve controlled by expanding chamber pressure or flow

421

. (1 indent ) Expanding chamber inlet controlled by contracting chamber pressure or flow

422

. (1 indent ) Valved piston (222)

423

. (1 indent ) Valve part forms traversed movable portion of working chamber wall (276)

424

. (1 indent ) Two hand control

425

.. (2 indent ) With motor-controlled holding means for valve

426

. (1 indent ) With fluid pressure holding means for valve

427

. (1 indent ) Plural manual control stations

428

. (1 indent ) Manual control carried on or operated from load or output element

429

. (1 indent ) Dither valve

430

. (1 indent ) Valve parts continuously relatively moved for nonvalving function

431

. (1 indent ) Continuous motive fluid flow through chamber in motor idle condition

432

. (1 indent ) Inlet check valve with means for disconnectable supply line (468)

433

. (1 indent ) Both inlet and exhaust controlled by motive fluid pressure in supply line or chamber

434

.. (2 indent ) With manual valve actuating means responsive to motive fluid pressure (e.g., "feel", etc.)

435

. (1 indent ) Controlled by rate of movement of working member

436

. (1 indent ) Inlet fluid supplemented by controlled fluid pressurized in opposed contracting chamber

437

. (1 indent ) Independent control of bypass between opposed working chambers

438

.. (2 indent ) Held closed by motive fluid pressure

439

... (3 indent ) Bypass through supply line

440

. (1 indent ) For exhausting contracting working chamber to expanding opposed nonworking

441

. (1 indent ) With ambient fluid inlet valve to expanding working chamber

442

. (1 indent ) Self-opening exhaust valve held closed by inlet pressure (268)

443

. (1 indent ) To provide unequal inlet and exhaust flow rates to single working chamber

444

. (1 indent ) Relatively movable serial valves

445

.. (2 indent ) Stop valve between working chamber and inlet and exhaust valve

446

.. (2 indent ) Including motive fluid pressure or flow responsive valve (468)

447

... (3 indent ) Between working chamber and inlet and exhaust valve

448

.. (2 indent ) In supply path

449

. (1 indent ) Plural separately controlled waste passages for single working chamber

450

.. (2 indent ) One passage controlled by inlet and exhaust valve

451

... (3 indent ) Another passage controlled by motive fluid pressure or flow responsive valve (468)

452

.. (2 indent ) One passage controlled by motive fluid pressure or flow-responsive valve (468)

453

. (1 indent ) Plural actuators for single valve means (367)

454

. (1 indent ) Relatively movable inlet and exhaust valves for single working chamber

455

.. (2 indent ) One valve forms unitary part of valve controlling opposed working chamber

456

.. (2 indent ) One valve moves about an axis

457

.. (2 indent ) Single actuating means moves both valves

458

. (1 indent ) Speed governor operated (366)

459

. (1 indent ) Electrically operated (275) (361)

460

. (1 indent ) Pulsator actuator for valve (280)

461

. (1 indent ) Pilot valve (304)

462

. (1 indent ) For double-acting motor

463

.. (2 indent ) With means to provide unequal flow rates to or from opposed working chambers

464

.. (2 indent ) Means to simultaneously open working chambers to inlet or exhaust

465

.. (2 indent ) Relatively movable unitary inlet and exhaust valves for opposed working chambers

466

.. (2 indent ) Unitary inlet and exhaust valve means for opposed working chambers

467

... (3 indent ) Valve means moves about an axis

468

. (1 indent ) Self-acting valve (432) (446) (451) (452)

469

. (1 indent ) Unitary inlet and exhaust valve for single working chamber

470

.. (2 indent ) Valve moves about an axis

471

MISCELLANEOUS (E.G., METHODS, ETC.)

	FOREIGN ART COLLECTIONS

FOR000

CLASS-RELATED FOREIGN DOCUMENTS

	DIGESTS

DIG1

DIGITAL

DIG2

EXHAUST THROTTLED MOTOR CONTROL

DIG3

LARGE AREA VALVE

DIG4

MAGNETS

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