Pumps – Ambulant – body supported – or with carrying handle
Patent
1984-01-10
1985-04-02
Gluck, Richard E.
Pumps
Ambulant, body supported, or with carrying handle
417238, 417265, F04B 2104, F04B 2502
Patent
active
045084904
ABSTRACT:
A hand pump that is operable selectively as a large volume low pressure air ump or a smaller volume higher pressure pump has a small diameter cylinder reciprocable in a large diameter cylinder and carrying a large diameter plunger and a small diameter plunger reciprocable in the small diameter cylinder. Wire bail type latches are operable to select the mode of pump operation upon reciprocation of the pump handle.
REFERENCES:
patent: 1149324 (1915-08-01), Baldwin
patent: 1424928 (1922-08-01), McClelland
patent: 2175947 (1939-10-01), Teeple
patent: 2185264 (1940-01-01), Mistral
Garnett William A.
Gorin Steven E.
Ramirez Joe D.
Beers Robert F.
Cuomo Peter M.
David Harvey A.
Gluck Richard E.
The United States of America as represented by the Secretary of
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