Method and apparatus for swing gear and bearing assembly for pow

Details Method and apparatus for swing gear and bearing assembly for pow Method and apparatus for swing gear and bearing assembly for pow

1985-06-24

1986-11-18

Herrmann, Allan D.

Machine element or mechanism

Gearing

Rotary bodies

291592, 2940208, 212175, 384593, 384621, 414687, 414690, B21D 5328, B66C 2326, F16H 5512

Patent

active

046228608

ABSTRACT:
An improved swing gear for a power mining shovel which can be removed and replaced simply by partially separating the upper rotatable frame assembly from the lower stationary frame assembly and including upper and lower bearing rails formed of a plurality of arcuate segments and a plurality of arcuate bearing segments removably coupled to each other to form a circular bearing arrangement positioned between the upper and lower bearing rails whereby the bearing segments and bearing rail segments may be removed and replaced in an area exposed by the upper frame assembly without any separation of the upper rotatable frame assembly from the lower stationary assembly.

REFERENCES:
patent: 2049654 (1936-08-01), Ljungkull
patent: 3742779 (1973-07-01), Shaver
patent: 3888357 (1975-06-01), Bauer et al.
patent: 3937540 (1976-02-01), Morizur
patent: 4236863 (1980-12-01), Baron
patent: 4239305 (1980-12-01), Baron
patent: 4248488 (1981-02-01), Sable

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