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Load regulating latchA load regulating mechanical latch is described that has a pivotally mounted latch element having a hook-shaped end with a strike roller-engaging laterally open hook for engaging a stationary strike roller. The latch element or hook is pivotally mounted in a clevis end of an elongated latch stem that is adapted for axial movement through an opening in a support plate or bracket mounted to a structural member. A coil spring is disposed over and around the extending latch stem and the lower end of the coil spring engages the support bracket. A thrust washer is removably attached to the other end of the latch stem and engages the other end of the coil spring and compresses the coil spring thereby preloading the spring and the latch element carried by the latch stem. The hook-shaped latch element has a limited degree of axial travel for loading caused by structural distortion which may change the relative positions of the latch element hook and the strike roller. Means are also provided to permit limited tilt of the latch element due to loading of the hook.
Document ID
19770025555
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Appleberry, W. T.
(Rockwell Intern. Downey, Calif., United States)
Date Acquired
September 3, 2013
Publication Date
August 30, 1977
Subject Category
Mechanical Engineering
Report/Patent Number
Patent Number: NASA-CASE-MSC-19535-1
Patent Number: US-PATENT-4,045,063
Patent Application Number: US-PATENT-APPL-SN-641784
Accession Number
77N32499
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-MSC-19535-1|US-PATENT-4,045,063
Patent Application
US-PATENT-APPL-SN-641784
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