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US Patent 7040675 Linkage operated latching system

Patent 7040675 was granted and assigned to The Eastern Company on May, 2006 by the United States Patent and Trademark Office.

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Patent
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Patent attributes

Current Assignee
The Eastern Company
The Eastern Company
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
70406750
Patent Inventor Names
Michael O. Misner0
Brian M. Ott0
Thomas Heinrich0
Timothy P. Laabs0
Date of Patent
May 9, 2006
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Patent Application Number
107724860
Date Filed
February 5, 2004
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Patent Citations Received
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US Patent 11859410 Latch assembly for vertical door
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US Patent 11946286 Latch assembly for vertical door and method of operating
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Patent Primary Examiner
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Brian E. Glessner
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Patent abstract

A latching system includes a control unit that houses a remote signal responsive relay and a crank arm that is pivoted by the armature of the relay when the relay is energized to oppositely move a pair of elongate links each of which is connected to a separate latch assembly for moving operating arms of the latch assemblies to unlatched positions for causing the latch assemblies to release their latched engagement with strikers that hold a closure closed.

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