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Class Information
Number: 242/375
Name: Winding, tensioning, or guiding > Reeling device > With spring motor > Spring attachment
Description: Subject matter wherein particular significance is attributed to either (a) a support for the spring, or (b) a connection of the spring to the spool, elongated material, or frame.










Sub-classes under this class:

Class Number Class Name Patents
242/375.2 Pretensioned spring attachment 21
242/375.1 Spring force adjustment 62
242/375.3 With transmission 69


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8439291 Webbing winding device May. 14, 2013
8435262 Suture management May. 7, 2013
8272155 Automatic banner roll-up mechanism Sep. 25, 2012
8267330 Mobile hose winding apparatus Sep. 18, 2012
7862582 Suture management Jan. 4, 2011
7825334 Socket with power supply Nov. 2, 2010
7641139 Clutch device for seatbelt retractor Jan. 5, 2010
7309041 Retractor and housing for a retractor Dec. 18, 2007
7306261 Seatbelt apparatus Dec. 11, 2007
6966518 Clutch for tension reducer Nov. 22, 2005
6811109 Retainer for power-return tape measure spring Nov. 2, 2004
6766588 Drive-type tape rule Jul. 27, 2004
6745969 Pull-cord keeper Jun. 8, 2004
6510886 Header and removable pin, used particularly for fly screens and fly screen assemblies Jan. 28, 2003
6398145 Measuring tape core Jun. 4, 2002
6390404 Seat belt retractor May. 21, 2002
6318661 Spring motor Nov. 20, 2001
6149094 Spring motor Nov. 21, 2000
6053447 Tape measure Apr. 25, 2000
5996923 Device to automatically roll up bands Dec. 7, 1999
5964385 Cane retrieval device Oct. 12, 1999
5964426 Roller for rewinding and tensioning a flexible element such as a sheet of material, shutter or similar, in particular for protections on machines Oct. 12, 1999
5865390 Variable-length antenna element Feb. 2, 1999
5823457 Safety belt reeling device with comfort function Oct. 20, 1998
5794881 Gel tensioning device Aug. 18, 1998
5573198 Tape roll rewind device and method for rewinding tape on a tape roll Nov. 12, 1996
5460337 Seat belt retractor Oct. 24, 1995
5255868 Self-locking safety belt reeling device with a shock-absorbing device Oct. 26, 1993
5246183 Security device for a hand-held remote control Sep. 21, 1993
5114091 Dual reel cord take-up device May. 19, 1992
5112005 Seat belt retractor May. 12, 1992
5094396 Retractable reel assembly for telephone extension cord Mar. 10, 1992
5076510 Automatically retractable thread bobbin Dec. 31, 1991
5060883 Seat belt retractor Oct. 29, 1991
4982910 Coilable tape rule with improved connection between spring and hub Jan. 8, 1991
4972601 Coilable tape rule with improved connection between spring and blade Nov. 27, 1990
4930182 Apparatus for counterbalancing an overhead door Jun. 5, 1990
4887551 Retractable leash Dec. 19, 1989
4826099 Automatic cord reel for duck decoys May. 2, 1989
4776574 Seat belt retractor rewind spring assembly Oct. 11, 1988
4730783 Tape measure Mar. 15, 1988
4655433 Riser tensioning system Apr. 7, 1987
4570872 Seat belt retractor Feb. 18, 1986
4565011 Automatically retractable chalk line assembly Jan. 21, 1986
4531688 Coilable device Jul. 30, 1985
4235419 Storing device for a cable fixed on either of its ends Nov. 25, 1980
4216922 Device for reducing spring tension in a belt strap Aug. 12, 1980
4215829 Coilable tape measures Aug. 5, 1980
4171109 Tape measure casing Oct. 16, 1979
4151648 Dental apparatus with instrument holder May. 1, 1979

1 2










 
 
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