Hydraulic manifold for two and three stage masts

Details Hydraulic manifold for two and three stage masts Hydraulic manifold for two and three stage masts

1984-11-08

1986-07-15

Rolla, Joseph J.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

137561A, 92 59, 92 61, B66B 920, E03B 000, F01B 2904, F01B 102

Patent

active

046000844

ABSTRACT:
A hydraulic manifold is provided on a primary mast section which maximizes the commonalty of hydraulic components used in the hydraulic lift control systems of two and three stage mast assemblies used in lift trucks. Two and three stage mast assemblies are illustrated using primary mast sections which are identical and using secondary mast sections which are nearly the same.

REFERENCES:
patent: 3485323 (1969-12-01), Ulinski
patent: 4018307 (1977-04-01), Ehrhardt et al.
patent: 4395189 (1983-07-01), Munten
patent: 4494568 (1985-01-01), Young

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