BOOM VARIABLE RATIO LOAD SHEAVE-BLOCK Russian patent published in 1997 - IPC

Abstract RU 2078020 C1

FIELD: mechanical engineering; materials handling facilities. SUBSTANCE: load sheave block has sheaves 2 and 6, and cable 10. Each axle 3, 7 for sheaves is made of up of pin "a" and "b" on which sheaves 2, 6 are mounted and bushings "c" and "d" installed for axial displacement and forming clearance "$$$" to let loop of cable 10 pass. EFFECT: improved design. 6 dwg

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RU 2 078 020 C1

Authors

Lunden E.E.

Petukhov S.A.

Slepov B.N.

Andrianov A.Ju.

Zherebin Ju.D.

Frolov Ju.M.

Dates

1997-04-27—Published

1995-06-13—Filed