Double arm hinge for a refrigerator door
Patent 5497534 Issued on March 12, 1996. Estimated Expiration Date: 
November 14, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 14, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorApplicationNo. 338415 filed on 11/14/1994US Classes:16/288, Four or more axes16/291, Over-center spring or linkage travel (e.g., "holdback hinge")16/294, Plural hinge axes16/370, Four or more axes16/371Including stop or latchExaminersPrimary: Larson, Lowell A.Assistant: Gurley, Donald M. Attorney, Agent or FirmForeign Patent References
International ClassesE05D 003/06E05D 005/02 E05D 011/10 AbstractA refrigerator door hinge assembly including a refrigerator bracket and a door bracket, a first link pivotally connected to the refrigerator bracket and the door bracket, a second link pivotally connected to the refrigerator bracket and the door bracket, the distance between the pivot connections of the second link being greater than the distance between the pivot connections of the first link, each of the first and second links being located in different but parallel planes and include a surface which engages the inner wall of the door bracket when the door is in the closed position thereby maintaining the parallel relation between the door and the refrigerator.Other References
Field of SearchPlural hinge axes (e.g., multiple pintle )Four or more axes Over-center spring or linkage travel (e.g., "holdback hinge") Over-center spring or linkage travel (e.g., "holdback hinge") Plural hinge axes Coil spring having axis along or parallel to hinge axis Including camming or sliding surface to deflect spring perpendicularly to the hinge axis Plural hinge axes (e.g., multiple pintle) Having plural hinge axes (e.g., multiple pintle) Four or more axes Including stop or latch Having transverse helical spring or elastic strip Coil | |
