Movable or removable closures – Plural wings radiate from common pivot; i.e. – revolving – Successive position-type; e.g. – turnstile
Patent
1994-02-01
1995-07-11
Kannan, Philip C.
Movable or removable closures
Plural wings radiate from common pivot; i.e., revolving
Successive position-type; e.g., turnstile
40660, 49 70, 49506, E06B 1108
Patent
active
054309743
ABSTRACT:
An indicia device for displaying indicia on an arm of a turnstile, including a tubular sleeve containing indicia, received about the arm and secure thereto by a collar at one end and stabilized by a spacer at the opposing end.
REFERENCES:
patent: 2918741 (1959-12-01), Welter et al.
patent: 3560996 (1971-02-01), Berl
patent: 3913717 (1975-10-01), Collins
patent: 4408406 (1983-10-01), Barton
patent: 5168600 (1992-12-01), Huang
Flickinger Don J.
Kannan Philip C.
Parsons Robert A.
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