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Class 242/375.2 - Pretensioned spring attachment


Subclass of Class 242 - Winding, tensioning, or guiding
Definition: Subject matter in which stress is applied to the spring
No. of patents: 21
Last issue date: 12/02/2008


NumberTitleIssue Date
7458535Belt retractor for a vehicle safety belt
A belt retractor for a vehicle safety belt has a frame, a belt reel which is rotatably mounted in the frame, a locking mechanism which is adapted to block a rotation of the belt reel in an unwinding direction of the safety belt in a vehicle sensitive and/or seat bel...
12/02/2008
7172150Retractable reel apparatus
A retractable reel apparatus for connecting the electrical wiring on a trailer to the electrical system of a towing vehicle. The apparatus comprises a housing with a reel rotatably disposed therein. A wire has a first portion wrapped in a first direction around the ...
02/06/2007
7163239Actuator assembly
An actuator assembly includes an actuator drivingly connected to a gear wheel. The gear wheel includes an abutment secured rotationally fast having a camming surface and operable to drive an output member. The actuator assembly is operable to apply a force in a firs...
01/16/2007
6390404Seat belt retractor
A rewind spring in a cassette for a seat belt retractor is assembled by first placing a mechanism cover on a winding jig. An arbor is fitted to a winding shaft of the jig. One end of a coiled metal bank spring is then fixed to the spring arbor. The band i...
05/21/2002
6256848Seat belt retractor
A rewind spring in a cassette for a seat belt retractor is assembled by first placing a mechanism cover on a winding jig. An arbor is fitted to a winding shaft of the jig. One end of a coiled metal bank spring is then fixed to the spring arbor. The band i...
07/10/2001
5855335Seat belt retractor spring cassette
In the manufacture of a seat belt retractor, it is usual to join together a pre-stressed spring cassette with a part which includes the seat belt reel. A spring cassette is provided which includes a pin (20) for locking the spring core (16) and spring cov...
01/05/1999
5755393Belt retractor and a method for the assembly thereof
A belt retractor is provided which comprises a housing, a belt drum mounted in the housing so as to be rotatable about an axis of rotation, and a spring drive for the belt drum. The spring drive comprises an output drive part connected with the belt drum ...
05/26/1998
5314137Device for maintaining biasing state of biasing force application means used in seat belt retractor
A device for maintaining a biasing state of a biasing force application means used in a seat belt retractor. The inner end (8a) of a power spring (8) of the biasing force application means (5) is retained by a bush (9), and the outer end (8b) of the power...
05/24/1994
4995567Spring-loaded barrel, in particular for a seat belt retractor
The barrel, which consists, inter alia, of a casing (10) defining a chamber (100), of a coverplate (20) with an orifice (21), of a hub (30) and of a spiral spring (40), comprises a device (50) for temporarily immobilizing the hub (30) in this chamber (100...
02/26/1991
4771965Barrel for a pre-stressed spiral spring and its application in a safety belt winder, in particular for a ground motor vehicle
The barrel comprises a pre-stressed spiral spring which arms the barrel and further comprises a housing (100), a rotatable hub (200) and the spring (300) which is wound around the hub and anchored to the latter and to the housing. The barrel includes betw...
09/20/1988
4730783Tape measure
A gearless, open-faced, direct-drive, spring-rewound tape measure eliminates the need for a manual-rewind handle or gears to increase the spring tensioning force. A spiral spring is retained within a spring-retaining disk which is revolvable about a hub. ...
03/15/1988
4487379Coilable tape rule with shifting hub, reel assembly therefor, and method of assembling
A power returnable coilable rule employs a casing which has on the inside surface of one of its end walls a non-circular recess, and a reel which has on its adjacent end wall a recess of similar configuration. Slidably seated in the central passage throug...
12/11/1984
4434952Power returnable coilable rule cartridge and coil rule assembly employing same
A power returnable coilable rule employs a cartridge having a hub rotatably seated and trapped in apertures in the end walls of the spool. The hub has a multiplicity of tabs at each of its ends which interlock with bosses on the inside surfaces of the out...
03/06/1984
4363171Coilable rule and replacement cartridge therefor
This coilable rule and its replacement cartridge comprise a tape mounted in a cartridge adapted to be detachably mounted in turn in a casing. The cartridge constitutes an integral unit and consists of a central post rigid with a lateral flange and of a sp...
12/14/1982
4340191Seat belt retractor spring assembly
The invention relates to a spring assembly for retracting a spirally wound seat belt to retracted condition after extension in use, and provides means for locking the spring in pre-wound condition prior to assembly with the seat belt....
07/20/1982
4340190Seat belt retractor spring assembly
The invention is a spring device which is connected to the shaft on which a seat belt or the like is spirally wound and which is operable to retract the strip to a wound condition after it is extended and released, in which means are provided for holding ...
07/20/1982
4264302Orthodontic appliance
An extraoral orthodontic appliance including a harness for mounting on the head and/or neck of a patient and connected to a conventional corrective tractive apparatus, such as a set of J-hooks, a face bow or a chin cup, by traction force devices (force mo...
04/28/1981
4159809Prewound retractor spring housing assembly
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 mount...
07/03/1979
4088280Inertia seat back lock
An inertia seat back lock includes a frame secured to the seat cushion member and having side walls pivotally supporting the shaft portion of a reel. A coil spring secured to the shaft portion and an abutment of one side wall biases the reel in a winding ...
05/09/1978
4067513Coilable rule and replacement cartridge therefor
A coilable rule having a replacement cartridge comprising a hub, a spool for winding the tape and a keeper for maintaining the cartridge in factory adjusted position until it is field-installed in the tape casing is disclosed. The spool has a single side ...
01/10/1978
4045079Inertia seat back lock
An inertia seat back lock includes a frame secured to the seat cushion member and having side walls pivotally supporting the shaft portion of a reel. A coil spring secured to the shaft portion and an abutment of one side wall biases the reel in a winding ...
08/30/1977
 
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