Buckles – buttons – clasps – etc. – Bale and package ties – hose clamps – Metal bands
Patent
1975-04-01
1976-09-21
Griffin, Donald A.
Buckles, buttons, clasps, etc.
Bale and package ties, hose clamps
Metal bands
81 93, 145 50A, B65D 6302, B25B 2710, B25B 1500
Patent
active
039810496
ABSTRACT:
A clamp for clamping a hose onto a nipple by means of a band adapted to be locked which is provided at its upper band end with perforation apertures and includes at least one barb at its lower band end which engages in one of the perforation apertures when the band is placed about the hose; the band is also provided at its lower end, on the side toward the band end with respect to the barb, with further perforation apertures of the same type and is additionally provided with a slot at its upper end which is located in the circumferential direction toward the center of the band with respect to the perforation apertures provided thereat; at least one section of the further perforation apertures disposed adjacent the lower band end is located within the area of the section of the slot disposed adjacent the upper end of the band when the band is placed about the hose; the upper end of the band is provided between its perforation apertures and the barbs of the lower end of the band with at least one further barb pointing with its tip opposite the tip of the barbs of the lower end of the band; a tightening device is provided for tightening the clamp about the hose which includes two coupling elements movable with respect to one another, of which one coupling element engages in at least one of the perforation apertures of the lower end of the band while the barb of the upper end of the band engages into the other coupling element.
REFERENCES:
patent: 720308 (1903-02-01), Wood
patent: 819289 (1906-05-01), Kootz et al.
patent: 1472966 (1923-11-01), Englund
patent: 1705895 (1929-03-01), Blair
patent: 1965207 (1934-07-01), Walker
patent: 2374541 (1945-04-01), Hartman
patent: 2876514 (1959-03-01), Murphy
patent: 3261062 (1966-07-01), Scarborough
patent: 3402436 (1968-09-01), Oetiker
patent: 3475793 (1969-11-01), Oetiker
patent: 3510918 (1970-05-01), Oetiker
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