Winch

PAT. NO.

Title

351

4,520,999

Combination of a hoistdrum and hoistcable for a winch

352

4,516,755

Hydraulic winch control system

353

4,493,396

Winch for safely lowering a person at a controlled rate

354

4,489,919

Safety winch with disengageable drive

355

4,483,518

Device for preventing overload of a winch

356

4,482,133

Pneumatic winch

357

4,480,817

Shock-absorbing winch

358

4,479,327

Electric car with winch having automatic shutoff

359

4,475,718

Self-tailing winch

360

4,469,307

Connector bracket for an engine-lifting winch

361

4,468,006

Continuous winch

362

4,463,932

Winch

363

4,461,460

Winch

364

4,458,882

Winch

365

4,458,881

Pickup winch

366

4,456,227

Dual-handled winch

367

4,453,701

Self-tailing winch

368

4,453,430

Multiple-speed winch or drum drive

369

4,452,429

Planetary gear winch comprising selectively operable freewheel arrangement

370

4,448,398

Winch control system

371

4,447,043

Automatic cable stop for towing winch

372

4,441,691

Hoisting winch mounted on crane or the like

373

4,441,690

Displaceable winch device

374

4,440,041

Winch apparatus

375

4,434,972

Hoisting winch

376

4,434,616

Hydraulic winch speed control with pressure-responsive override

377

4,432,532

Direct drive dual drum winch

378

4,427,180

Linear hydraulic winch comprising a pair of self-clamping jaws clamping alternately the axial cable

379

4,426,064

Winch drive mechanism

380

4,408,746

Hydraulically actuated winch assembly

381

4,407,400

Winch control valve

382

4,404,891

Brake valve for a hydraulically powered winch

383

4,400,132

Skidding grapple having winch-line capability

384

4,399,979

Device for self-tailing a conventional winch drum

385

4,398,698

Freefall winch system and method of operation

386

4,396,102

Locking clutch assembly in a winch

387

4,392,635

Rotary power coupling and planetary gear winch

388

4,391,432

Winch operating handle

389

4,390,161

Winch drive and brake mechanism

390

4,386,760

Self-tailing winch

391

4,382,736

Belt winch mounting on vehicle rail

392

4,379,502

Winch clutch

393

4,370,856

Control method for winch of mining machinery

394

4,369,952

Manually driven winch

395

4,358,281

Winch-mounted sailboat oarlock

396

4,358,088

Winch drive and braking mechanism

397

4,356,557

Winch drum cable length measurement apparatus

398

4,348,151

Truck winch assembly

399

4,341,372

Automatically meshing sheet winch

400

4,338,827

Floating marine winch handle

• Hand winch having a removable sway handle
• Spring-loaded safety winch for load restraint system
• Multi-speed winch having speed selection mechanism
• Device for connecting a winch to a box hitch
• Sheave plate and cable assembly for a tire lift/carrier winch
• Vehicle-mounted retrieval winch and control means therefor
• Portable folding platform apparatus used with a ladder and winch
• Winch-mounted sailboat oarlock
• Removable main shaft retainer for deck winch
• Operating device for winch control valves
• Tractor-mounted logging winch