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Class Information
Number: 16/277
Name: Miscellaneous hardware > Hinge > Resiliently biased hinge
Description: Hinge including, in addition to the structure for swingably connecting the hinged members*, an element which is elastically deformed to exert a force upon a hinged member tending to swing the member about the hinge axis*.










Sub-classes under this class:

Class Number Class Name Patents
16/280 Biased from either direction toward neutral position (e.g., double acting) 40
16/304 Coil 37
16/303 Having axially biased camming surface 241
16/298 Having force adjustment 44
16/297 Having means to hold hinged members against pivotal movement about hinge axis (e.g., catch) 103
16/286 Having transverse helical spring or elastic strip 203
16/278 Including means to render spring ineffective through all or a portion of swing 43
16/293 Over-center spring or linkage travel (e.g., "holdback hinge") 19
16/302 Plural hinge axes (e.g., multiple pintle) 62
16/308 Torsion spring 161


Patents under this class:
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Patent Number Title Of Patent Date Issued
8711460 Moving structure and micro-mirror device using the same Apr. 29, 2014
8676110 Hinge apparatus for cover of image forming apparatus Mar. 18, 2014
8565662 Hinge apparatus for cover of image forming apparatus Oct. 22, 2013
8498102 Rotatable coupling mechanism Jul. 30, 2013
8464393 Hinge device for use in office machine Jun. 18, 2013
8418317 Hinge with damping device Apr. 16, 2013
8359710 Portable computer clutch structures Jan. 29, 2013
8315549 Hinge apparatus for cover of image forming apparatus Nov. 20, 2012
8307503 Slow closing hinge apparatus Nov. 13, 2012
8250706 Hinge for doors Aug. 28, 2012
8245354 Hinge assembly for foldable electronic device Aug. 21, 2012
8240006 Trunk hinge apparatus having pop-up function Aug. 14, 2012
8136207 Pivot pin with gripper feature Mar. 20, 2012
8132294 Snap hinge for furniture Mar. 13, 2012
8132293 Portable computer clutch structures Mar. 13, 2012
8084689 Hinge assembly and electronic device using the same Dec. 27, 2011
8002223 Display support mechanism Aug. 23, 2011
7949292 Hinge apparatus for cover of image forming apparatus May. 24, 2011
7913359 Automatically opening hinge assembly for portable electronic devices Mar. 29, 2011
7814618 Furniture hinge Oct. 19, 2010
7813122 Electronic device with support member Oct. 12, 2010
7743467 Hinge positioning structure and unit Jun. 29, 2010
7676888 Hinge for wings or doors Mar. 16, 2010
7640629 Mobile terminal Jan. 5, 2010
7565717 Hinge assembly Jul. 28, 2009
7444715 Hinge mechanism for foldable electronic device Nov. 4, 2008
7446814 Camera lens assembly for mobile communication terminal Nov. 4, 2008
7356880 Hinge structure of micromirror device Apr. 15, 2008
7299523 Hinge mechanism for foldable electronic device Nov. 27, 2007
7240401 Hinge mechanism for platen cover Jul. 10, 2007
6955133 Self-deploying safety brace spring Oct. 18, 2005
6948285 Loading dock shelter with hollow side or head members Sep. 27, 2005
6928698 Lift-up hinge device of multifunction peripheral Aug. 16, 2005
6895637 Elastic hinge for a notebook computer May. 24, 2005
6859978 Flip phone having a hinge mechanism with an auto-lock function Mar. 1, 2005
6845545 Apparatus to close a door of a refrigerator Jan. 25, 2005
6771499 Server blade chassis with airflow bypass damper engaging upon blade removal Aug. 3, 2004
6748631 Hinge assembly and wrist mounting-type electronic apparatus utilizing hinge assembly Jun. 15, 2004
6662405 Detented and dampened hinge mechanism Dec. 16, 2003
6553622 Connecting fastener Apr. 29, 2003
6460221 Hinged electronic device Oct. 8, 2002
6442799 Hinge Sep. 3, 2002
6296142 Counter balance spring assembly Oct. 2, 2001
6282750 Power adjustment size indicator for a door closer Sep. 4, 2001
6178085 Calculator lid mechanism Jan. 23, 2001
6167591 Hinge providing an electrical connection Jan. 2, 2001
6145534 Scald guard Nov. 14, 2000
6138525 Motor vehicle steering column and method Oct. 31, 2000
5851634 Hinges for highly inorganically filled composite materials Dec. 22, 1998
5843544 Articles which include a hinged starch-bound cellular matrix Dec. 1, 1998

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