1
Cecil A Collins, Alfred J Fisher III: Seat belt retractor with tension relief mechanism. Allied Signal, Harness Dickey & Pierce, May 2, 1995: US05411221 (65 worldwide citation)

The present invention is directed to a tension relief mechanism for a safety belt retractor that can be selectively actuated for adjusting the tension exerted on the safety belt. The tension relief mechanism is operable for permitting the seat occupant to selectively vary the loading exerted on a co ...


2
Bernhard Frei: Safety belt retractor with a belt pretensioner device acting on the belt drum. TRW Repa, Tarolli Sundheim & Covell, September 6, 1994: US05344095 (30 worldwide citation)

A safety belt retractor is provided with a belt pretensioner device acting via a clamping roller coupling mechanism. A torsion rod (30) is arranged in the force flow path between the coupling mechanism and the belt drum (12) of the retractor, so that after tightening of the belt such torsion rod is ...


3
Akira Tanaka: Safety belt tension reducing means. American Safety Equipment Corporation, Poms Smith Lande & Glenny, May 31, 1977: US04026494 (28 worldwide citation)

A safety belt retractor has a belt storage reel biased toward a belt wound condition, an emergency locking means for preventing a further unwinding movement of the belt when it is unwound to a position of use and an emergency condition exists and an improvement in belt tension reducing means for red ...


4
Donald A DiPaola: Safety belt retractor. Allied Chemical Corporation, Roger H Criss, September 2, 1980: US04220294 (28 worldwide citation)

An improved safety belt retractor comprising a ratchet means, a locking means which is engageable with the ratchet means, and an actuating means which is actuable in response to a predetermined acceleration for engaging the locking means with the ratchet means, wherein the improvement comprises a fl ...


5
Gerry Rawson: Prewound retractor spring housing assembly. American Safety Equipment Corporation, Poms Smith Lande & Rose, July 3, 1979: US04159809 (25 worldwide citation)

A prewound retractor spring housing assembly for mounting to a preassembled safety belt retractor having a storage reel shaft end protruding from a side wall of the retractor, the shaft end having a retraction spring end receiving slot, has a spring mounting base means for receiving a retractor coil ...


6
Robert L Stephenson, James Gavagan, Yogendra S Loomba: Safety belt retractor having two reels in a common housing. Allied Chemical Corporation, R H Criss, P L Henry, January 23, 1979: US04135683 (24 worldwide citation)

A safety belt retractor comprises a housing containing first and second tandem spools for storing, respectively, lap and shoulder belts in helical wrap. Each of the spools is secured to a ratchet wheel engageable by a pawl located in the housing between the spools. Pawl support openings formed in op ...


7
Loomba Yogendra Singh: Electromagnetically controlled safety belt retractor. Allied Chemical Corporation, Smith Clayton, Kirby Jr John P, Plaut Jonathan, March 19, 1974: US3797603 (24 worldwide citation)

A reel type retractor for a safety belt having the feature that an electromagnet, normally activated, and holding a cam member by virtue of an armature attached thereto, maintains a pawl out of latching engagement with the reel, thereby permitting free extension of the belt. Any interruption of the ...


8
Robert John Rumpf: Independent redundant clutchless retractor. The Firestone Tire & Rubber Company, Miller Morriss and Pappas, April 11, 1978: US04083512 (22 worldwide citation)

A safety belt retractor having a pair of actuating means which are independently responsive or condition sensitive to acceleration of webbing withdrawal and to ominidirectional acceleration or deceleration of the vehicle. The condition sensed first actuates a pilot pawl and the pilot pawl mechanical ...


9
Manfred Wyder: Integrated weblocker with program pawl retractor. American Safety Equipment Corporation, Poms Smith Lande & Rose, March 20, 1984: US04437623 (20 worldwide citation)

An improved dual locking safety belt retractor mechanism is disclosed having a frame, a spool of safety belt webbing rotatably carried with respect to the frame by a reel, the reel being provided with a primary ratchet wheel and a deformable program ratchet wheel. An inertia-activated pawl assembly ...


10
Specht Martin Dipl Ing Fh, Krauss Walter Dipl Ing Fh: Pyrotechnic driving device for the rotation of an automatic safetybelt retractor spool.. Hs Tech & Design, December 21, 1994: EP0629531-A1 (20 worldwide citation)

A device for the pyrotechnic driving in rotation of a winding shaft of an automatic safety-belt retractor of a vehicle, having a piston-like drive body (5), a drive means (7), triggered by an ignition device, in the case of which the drive body (5) is arranged in a guide housing (1), on the automati ...