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Class Information
Number: 16/DIG.10
Name: Miscellaneous hardware > Spring actuated checks and closers
Description:










Patents under this class:
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Patent Number Title Of Patent Date Issued
8683649 Automatically closing hinge and electronic device using such hinge Apr. 1, 2014
8413298 Universal damping mechanism Apr. 9, 2013
8181311 Adjustable hinged door closer May. 22, 2012
7865999 Door motion controller assembly Jan. 11, 2011
7861371 Door damper Jan. 4, 2011
6715182 Self-closing safety gate hinge Apr. 6, 2004
6658695 Door securing device Dec. 9, 2003
5992927 Wedge and striker assembly for automotive doors and door frames Nov. 30, 1999
5974909 Control-knob top part Nov. 2, 1999
5906026 Hold-open device for a door May. 25, 1999
5832562 Door closer Nov. 10, 1998
5706552 Apparatus for preventing a motor rolling door from falling Jan. 13, 1998
5676222 Device for generating a rotary return force Oct. 14, 1997
5630248 Door closer with semi-automatic latching May. 20, 1997
5020189 Door closure mechanism Jun. 4, 1991
4967444 Device for damping the closing movement of a dual door spring-loaded or closure and closure control therefor Nov. 6, 1990
4944066 Adjustable closer arm Jul. 31, 1990
4938520 Hold open device for compartment lid Jul. 3, 1990
4935989 Pneumatic door closer with sustained closing force during closure Jun. 26, 1990
4932100 Anti-rattle wedge assembly Jun. 12, 1990
4925230 Hold open device for compartment lid May. 15, 1990
4894883 Door closers Jan. 23, 1990
4828236 Damper device for a door having dual-direction operating biasing spring means May. 9, 1989
4823432 Devices for stopping swinging doors Apr. 25, 1989
4817238 Pneumatic door-closer having a closable passage and a regulatable passage Apr. 4, 1989
4815163 Storm door lock apparatus Mar. 28, 1989
4803754 Electromechanical door holder-closer Feb. 14, 1989
4797970 Foot-operated door security device Jan. 17, 1989
4797971 Adjusting device for a vehicle door Jan. 17, 1989
4788742 Torque modification apparatus for use with a door closer Dec. 6, 1988
4785493 Door check Nov. 22, 1988
4783882 Door closer assembly Nov. 15, 1988
4763385 Door closure transmission utilizing an eccentric pinion Aug. 16, 1988
4760621 Combination doorstop, holdopen and shock absorber Aug. 2, 1988
4744125 Door closer transmission including an eccentric pinion May. 17, 1988
4733436 Door mechanism spring assembly Mar. 29, 1988
4731902 Door and gate spring Mar. 22, 1988
4689849 Control mechanism for a door of a motor vehicle with a reciprocating safety valve Sep. 1, 1987
4686739 Door closer Aug. 18, 1987
4669147 Door closer Jun. 2, 1987
4660250 Door closer Apr. 28, 1987
4656690 Fireproof door closer and holder having a solenoid and a toggle mechanism Apr. 14, 1987
4631776 Foot operated door check Dec. 30, 1986
4571773 Damper for braking rotation Feb. 25, 1986
4506407 Releasable hold-open device for a door closer Mar. 26, 1985
4502180 Door control device having piston assembly with separately formed rack Mar. 5, 1985
4422213 Door closer shaft Dec. 27, 1983
4406034 Self-closing door hinge Sep. 27, 1983
4369545 Double action door closure mechanism Jan. 25, 1983
4231134 Automatic door closing arrangement Nov. 4, 1980

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