Tapping device

Details Tapping device Tapping device

2003-02-28

2004-08-10

Bastianelli, John (Department: 3754)

Valves and valve actuation

Mechanical movement actuator

Lever

C251S279000, C251S298000

Reexamination Certificate

active

06772991

ABSTRACT:

BACKGROUND OF THE INVENTION
There is a need in many situations for a valve, which can be easily moved between an open and closed position.
SUMMARY OF THE INVENTION
The present invention sets out an invention, which fulfils such a requirement.


REFERENCES:
patent: 1766165 (1930-06-01), Beebe
patent: 2114900 (1938-04-01), William
patent: 2121553 (1938-06-01), Stewart et al.
patent: 2908478 (1959-10-01), Delbert
patent: 4671461 (1987-06-01), Hennuy et al.

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