Buckles – buttons – clasps – etc. – Bale and package ties – hose clamps – Metal bands
Patent
1986-12-17
1994-01-04
Brittain, James R.
Buckles, buttons, clasps, etc.
Bale and package ties, hose clamps
Metal bands
24 20R, F16L 3302
Patent
active
052748863
ABSTRACT:
An open clamp structure, especially for earless clamp structures which includes a clamping band with a mechanical interlock in the form of at least one outwardly extending hook in the inner band portion adapted to engage in an aperture of the outer band portion; a preassembly hook is provided in the inner band portion to assure a reliable preassembly of the clamp structure; the preassembly hook is thereby so constructed that it permits a snap-in like engagement of the outer band portion in the preassembled position in which the outer band portion is held until released therefrom when the clamp is tightened into its final assembly condition.
REFERENCES:
patent: 1107750 (1914-08-01), Boye
patent: 1593452 (1926-07-01), Hertzman
patent: 2405912 (1946-08-01), Tinnerman
patent: 3426400 (1969-02-01), Lauro
patent: 4299012 (1981-11-01), Oetiker
patent: 4340996 (1982-07-01), Storace
patent: 4492004 (1985-01-01), Oetiker
Brittain James R.
Craig, Jr. Paul M.
Hans Oetiker AG Maschinen - und Apparatefabrik
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