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公开(公告)号:US2661972A
公开(公告)日:1953-12-08
申请号:US73621847
申请日:1947-03-21
申请人: SCHLAGE LOCK CO
发明人: ANNA SCHLAGE
CPC分类号: E05B63/044 , E05B55/12 , Y10T70/5504 , Y10T292/098 , Y10T292/1097
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公开(公告)号:US2644705A
公开(公告)日:1953-07-07
申请号:US19582450
申请日:1950-11-15
发明人: GOTTHARD HAGSTROM
IPC分类号: E05B55/12
CPC分类号: E05B55/12 , Y10T292/098 , Y10T292/0987 , Y10T292/1031 , Y10T292/62
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公开(公告)号:US2444819A
公开(公告)日:1948-07-06
申请号:US57492045
申请日:1945-01-27
申请人: SARGENT & CO
发明人: FREYSINGER JOHN B
IPC分类号: E05B55/12
CPC分类号: E05B55/12 , Y10T292/098 , Y10T292/0984 , Y10T292/0985 , Y10T292/099 , Y10T292/62
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公开(公告)号:US2307038A
公开(公告)日:1943-01-05
申请号:US25788439
申请日:1939-02-23
申请人: INDEPENDENT LOCK CO
发明人: LOUIS GUTMAN
IPC分类号: E05B55/12
CPC分类号: E05B55/12 , Y10T70/8486 , Y10T292/0974
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公开(公告)号:US2290727A
公开(公告)日:1942-07-21
申请号:US29059239
申请日:1939-08-17
申请人: ELLISON BEST FRANK
发明人: ELLISON BEST FRANK
IPC分类号: E05B55/12
CPC分类号: E05B55/12 , Y10S292/51 , Y10T70/7921 , Y10T292/06 , Y10T292/08 , Y10T292/0993 , Y10T292/79
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公开(公告)号:US1853457A
公开(公告)日:1932-04-12
申请号:US41983630
申请日:1930-01-10
申请人: ROSS GORDON L
发明人: ROSS GORDON L
IPC分类号: E05B55/12
CPC分类号: E05B55/12 , Y10T70/5504
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公开(公告)号:US1508668A
公开(公告)日:1924-09-16
申请号:US57084622
申请日:1922-06-26
发明人: PRINZLER CARL J
IPC分类号: E05B55/12
CPC分类号: E05B55/12 , Y10S70/06 , Y10T70/55 , Y10T70/5504
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公开(公告)号:US11549290B2
公开(公告)日:2023-01-10
申请号:US16998805
申请日:2020-08-20
发明人: Wei Hsu , Andy Chen , Oscar Romero
IPC分类号: E05C1/14 , E05B55/12 , E05B1/00 , E05B13/10 , E05B3/06 , E05B15/04 , E05B55/00 , E05C1/12 , E05C3/16
摘要: A latching handleset assembly includes a handle, a trigger, and a latch driver. The handle has a handle portion and a top mounting portion that extends from an escutcheon. The top mounting portion has a top surface and a bottom that is at least partially obscured by the handle portion. The trigger includes an exterior end located along the bottom of the top mounting portion and an interior end extending into the escutcheon. The trigger is pivotable about a pivot point positioned within the escutcheon. The latch driver is movable between a neutral position and a latch actuating position in response to actuation of the trigger.
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公开(公告)号:US20220364390A1
公开(公告)日:2022-11-17
申请号:US17879433
申请日:2022-08-02
发明人: Benjamin Miller , Tejas V. Kumar
摘要: An exemplary bolt assembly includes a housing, a bolt, and a magnetic sensor. The housing includes a tubular sleeve configured for mounting in a latch bore of a door. The bolt is movably mounted to the housing for movement between an extended position and a retracted position. The magnetic sensor includes wires that extend through the tubular sleeve, and is operable to transmit information relating to an open/closed position of the door.
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公开(公告)号:US20220349213A1
公开(公告)日:2022-11-03
申请号:US17514359
申请日:2021-10-29
发明人: Chul Ho MAENG
摘要: A latch structure according to an embodiment includes a body, a locking body, a latch head, a plunger, and a latch stopper. The body is disposed inside a door. The locking body moves in response to an external operation. The latch head protrudes from the body to maintain the door in a closed position, and rotates when the locking body is spaced apart at least a predetermined distance. The plunger retracts into the body to prevent the latch head from rotating while the door is being closed. The latch stopper prevents the protruding latch head from retracting into the body when the plunger is maintained within the body.
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