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Door Opens Four WaysConcept based on poppable hinges. Hinge system allows door to swing open on any of four edges. Proposed system consists of four separable ball joints resembling "pop-it" beads, one at each corner of door. Made of molded plastic, joints cheap to make and install.
Document ID
19880000250
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Morrison, Andrew D. (Caltech)
Date Acquired
August 13, 2013
Publication Date
April 1, 1988
Publication Information
Publication: NASA Tech Briefs
Volume: 12
Issue: 4
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
NPO-16801
ISSN: 0145-319X
Report Number: NPO-16801
Accession Number
88B10250
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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