Machine element or mechanism – Elements – Pitmans and connecting rods
Patent
1989-10-11
1991-04-09
Kashnikow, Andres
Machine element or mechanism
Elements
Pitmans and connecting rods
G05G 100
Patent
active
050054406
ABSTRACT:
A piston pump has a piston rod comprising a casting with a cross-section of external circular shape and having at least two longitudinal, parallel open grooves each of a predetermined depth such that each groove extends beyond an axial plane lying perpendicular to a median plane of the rod.
REFERENCES:
patent: 2985359 (1961-05-01), Hanje
patent: 3709409 (1973-01-01), Collins
patent: 3901449 (1975-08-01), Bochmann
patent: 4192464 (1980-03-01), Chow
Kashnikow Andres
Tecnoma
Weldon Kevin P.
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