Movable or removable closures – Check or key controlled
Patent
1980-07-10
1982-11-02
Kannan, Philip C.
Movable or removable closures
Check or key controlled
49 49, 49131, E05B 6500, E06B 1100
Patent
active
043566669
ABSTRACT:
In general, this invention relates to a flexible, hinged post or barrier provided with a curved fixed or spring surface serving as the point of contact between the flexible post and vehicle entering a parking space; a hinged support rod used to anchor a return spring between the post to return the post to a vertical position. The rod also incorporates a bolt slot for a locking mechanism consisting of a single lock with dual functional bolt which can lock the flexible post in an upright position and lock the entire apparatus through its foot onto a base plate by the rod penetrating through holes aligned between the foot and base plate. The base plate is secured to the roadway by spikes, anchor bolts, glues or cements.
REFERENCES:
patent: 3296741 (1967-01-01), Lubmann
patent: 3299572 (1967-01-01), Wallace
patent: 3688439 (1972-09-01), Doxsee
patent: 4050190 (1977-09-01), Mazzone
patent: 4188575 (1980-02-01), Palmer et al.
Kennedy Patricia C.
Kennedy, III Daniel M.
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