Clasping device

Details Clasping device Clasping device

1999-09-16

2001-04-03

Brittain, James R. (Department: 3626)

Buckles, buttons, clasps, etc.

Separable-fastener or required component thereof

Including member having distinct formations and mating...

C024S600100, C190S102000

Reexamination Certificate

active

06209179

ABSTRACT:

FIELD OF THE INVENTION
The present invention relates generally to a fastening device, and more particularly to a clasping device.
BACKGROUND OF THE INVENTION
As shown in
FIGS. 1 and 2
, a clasping device
10
of the prior art comprises a tongue
11
and a retaining member
14
. The tongue
11
is provided with a front end
13
and a connection portion
12
narrower than the front end. The retaining member
14
is provided with a retaining plate
15
having a retaining slot
16
in which the connection portion
12
of the tongue
11
is retained.
Such a prior art clasping device
10
as described above is made of a plastic material and is susceptible to deformation or severance under pressure.
SUMMARY OF THE INVENTION
The primary objective of the present invention is to provide an improved clasping device free from the drawbacks of the clasping device of the prior art described above.
In keeping with the principle of the present invention, the foregoing objective of the present invention is attained by a clasping device comprising a hooked plate, a control bolt, a retaining plate, a reinforcing hook, a cover, and a recovery spring. The hooked plate is provided at one end thereof with two retaining holes for holding both ends of the recovery spring, and at another end thereof with a retaining seat having a retaining slot for retaining the crown portion of the recovery spring.
The objective, features and functions of the present invention will be more readily understood upon a thoughtful deliberation of the following detailed description of the present invention with reference to the accompanying drawings.


REFERENCES:
patent: 3850468 (1974-11-01), Hultin
patent: 3877116 (1975-04-01), Holmberg
patent: 3920265 (1975-11-01), Nilsson
patent: 3930290 (1976-01-01), Mangels
patent: 4279062 (1981-07-01), Boissonnet
patent: 4590882 (1986-05-01), Murphy
patent: 5593009 (1997-01-01), King
patent: 5634246 (1997-06-01), Jermyn, Jr.
patent: 5769475 (1998-06-01), Tylaska
patent: 5842673 (1998-12-01), Fenton

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