Push button automatic open and close umbrella

Details Push button automatic open and close umbrella Push button automatic open and close umbrella

1984-08-09

1986-02-25

Hafer, Robert A.

Tent, canopy, umbrella, or cane

Umbrella

Self-opening and closing

135 20M, 74 8915, 744248A, A45B 2516

Patent

active

045722269

ABSTRACT:
A push button automatic open and close umbrella of the type having a hollow tubular post, an umbrella top, a runner slideably engaging the post for movement of the top into open and closed positions with respect to the post and a handle at bottom of the post is provided and consists of a miniature forward and reverse drive motor mounted in the handle, a drive mechanism within the post activated by the motor to operate the runner and a manual override device to disengage the drive mechanism to manually operate the runner. In another form the umbrella can be collapsible.

REFERENCES:
patent: 1590570 (1926-06-01), Flack et al.
patent: 1678731 (1928-07-01), Klauset
patent: 3129715 (1964-04-01), Militano et al.
patent: 3856030 (1974-12-01), Sato
patent: 4421133 (1983-12-01), Huang
patent: 4424824 (1984-01-01), Becher

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