Metal deforming – With means to drive tool – With means to permit tool positioning
Patent
1991-12-12
1992-09-15
Larson, Lowell A.
Metal deforming
With means to drive tool
With means to permit tool positioning
254391, 72705, B21D 112
Patent
active
051467755
ABSTRACT:
A chain liner for guiding a chain through a passage, the liner including a pair of brackets mounted in a parallel spaced relation, a chain sprocket mounted on a shaft at each end of the bracket, a pair of blocks mounted in the space between the brackets in close proximity to each of the chain sprockets, each pair of blocks defining a channel for guiding each alternate link of the chain past the chain sprockets.
REFERENCES:
patent: 1399326 (1921-12-01), Taylor
patent: 1458354 (1923-06-01), Neller
patent: 1977396 (1934-10-01), Merritt et al.
patent: 4158303 (1979-06-01), Horn et al.
Ballard James G.
Wisner Craig A.
Hein-Werner Corporation
Larson Lowell A.
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