Static structures (e.g. – buildings) – Mechanism operated relatively movable shaft assembly
Patent
1995-02-06
1996-11-12
Friedman, Carl D.
Static structures (e.g., buildings)
Mechanism operated relatively movable shaft assembly
52110, 116173, 403377, 403350, 248407, 248410, F04H 1234, G09F 1700
Patent
active
055728359
ABSTRACT:
A flagpole is provided for displaying a flag, the flagpole comprises at least one longitudinally extending tubular segment and rotatable flag engaging rings concentrically disposed on the tubular segment. One of the rotatable flag engaging rings includes a pawl device, concentrically disposed on the tubular segment, for allowing only uni-directional lateral movement of one of the flag engaging rings.
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patent: 2992026 (1961-07-01), Farber
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patent: 4076437 (1978-02-01), Mazzolla
patent: 4811983 (1989-03-01), Watts et al.
patent: 4918896 (1990-04-01), Wiese
Atkins Dallas R.
Manfredi Anthony M.
Friedman Carl D.
HMI Industries Inc.
Yip Winnie
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