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US 3,939,986 AGranted
Adjustable support means
OwnerJoseph W. Pierroinventor
Life of this patent
Estimating the term…
Abstract
An adjustable support means including a pair of cooperating members. A first member has a tray type device and a horizontal arm including locking means and a vertical arm with a foam pad. A second member has a pair of slotlike extensions on a horizontal arm which engages the sides of the horizontal arm of the first member and coacts with the locking means. The second member also has a vertical member with a foam pad to coat with the first vertical arm to lock on a supporting structure.
Claims5
An adjustable support means for supporting a tray-like device on a portion of upholstered furniture comprising:
- a. a first member including a tray-like device,
- 1. an arm portion of said first member having sides, one of said sides having a plurality of teeth formed therein and the other of said sides being beveled,
- b. a second member movable into locking engagement with said first member,
- 1. said second member having a pair of slot-like extensions for sliding engagement with said sides of said first member,
- a. one of said slot-like extensions having a cam means coacting with said beveled side of said first member,
- b. the other of said slot-like extensions having at least one projection coacting with said teeth on said first member,
- whereby as said second member engages said first member said cam means coacts with said beveled side to move said teeth into locking engagement with said at least one projection.
4 more elements
Dependencies are inferred from the claim text.