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2023
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Invention
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Press type door lock device used in fireproof doors.
The present disclosure provides a fire door... |
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Invention
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Door lock. A door lock device is provided and includes: a housing, an acting assembly arranged in... |
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2020
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Invention
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Door lock device. A door lock device is provided and includes: a housing, an acting assembly arra... |
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Invention
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Door lock device and electric control assembly thereof. A door lock device for emergency doors is... |
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Invention
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Door lock device. A door lock device is provided and includes: a lock assembly having a first loc... |
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Invention
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Door lock device. A door lock device is provided and includes a lock assembly and an operation as... |
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Invention
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Lock assembly. A lock assembly is provided and includes: a driving member; an acting member conne... |
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2019
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Invention
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Door lock.
Provided is a door lock, including at least one latch portion, and a controlling port... |
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2016
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Invention
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Door latch assembly.
A door latch assembly includes two receptacles mounted to a door panel and ... |
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2015
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Invention
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Door latch assembly.
A door latch assembly includes a push bar attached to a door panel and conn... |
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Invention
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Fire door lock. A fire door lock is provides. A first opening unit is installed in a fire door pa... |
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2013
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Invention
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Latch combination for door or window.
A latch combination includes an automatic latch device hav... |
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2010
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Invention
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Door handle having a handgrip changeable indoor and outdoor. A door handle assembly includes a lo... |
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Invention
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Door handle |
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Invention
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Adjustable shaft for door lock assembly. A door lock assembly includes a lock casing device and a... |
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Invention
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Lock device. A lock device includes an actuating lever pivotally engaged in a lock housing for ac... |
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2009
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Invention
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Automatic hidden latch structure. An automatic hidden latch structure includes: a base secured in... |
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Invention
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Window or door frame having brace device. A frame includes a seat attached to a lower beam, and a... |
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Invention
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Lock device. A lock device includes a casing formed in a housing for rotatably receiving a rotary... |
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2008
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Invention
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Door handle apparatus.
The present invention provides a door handle apparatus consisting of a ha... |
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2007
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Invention
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Unlock transmission mechanism for escape door. An unlock transmission mechanism for escape doors ... |
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Invention
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Fire-blocking door lock structure.
A push handle locking mechanism for a fire-blocking door lock... |
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Invention
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Fire door lock. A fire door lock includes a base assembly including first and second slide blocks... |
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2006
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Invention
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Transmission device for fireproofing door lock.
A transmission device for a fireproofing door lo... |
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2004
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Invention
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Door lock transmission mechanism. A door lock transmission mechanism is provided on the first sur... |
