Tolomatic, Inc.

David W Berg

William C Branham

Venkat R Garlapaty

A seal assembly for use in a cable cylinder to form an effective seal about a generally cylindrical cable section. The seal assembly includes primary and secondary seal members disposed on opposite sides of an alignment sleeve and a retainer sleeve, all of which are disposed within the central bore of a gland member. The central bore includes a plurality of cylindrical bore portions and means cooperating with the retainer sleeve for retaining the seal members and alignment sleeve within the gland for easy insertion and removal thereof.

Seal assembly

A seal assembly for use in a cable cylinder to form an effective seal about a generally cylindrical cable section. The seal assembly includes first and second seal retaining member disposed on opposite sides of a seal element, all of which are disposed within a cylindrical bore of a gland member. The cylindrical bore includes a shoulder portion to retain one of the retaining members and a groove to retain the other for easy insertion and removal thereof.

A combination wheel brake assembly for connection with a wheel or other rotatable element comprising a rotatable axle, a spring applied, hydraulically released brake assembly, a wheel hub rotatably supported on the axle and adapted for connection with the wheel and free wheeling hub mechanism for selectively rendering the wheel hub free wheeling to permit the wheel to be freely rotated despite a loss or failure of hydraulic pressure and despite braking engagement of the braking elements.

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Minneapolis, MN, United States of America

David W Berg