Riding power trowel

Details Riding power trowel Riding power trowel

1989-02-03

1989-11-07

Massie, Jerome W.

Road structure, process, or apparatus

Apparatus

Tool rotating in horizontal plane

401 85, E01C 1922

Patent

active

048787795

ABSTRACT:
A trim control 100 providing a weight distribution compensator to a riding power trowel 1. The trim control 100 has hollow cylindrical housing 101 rigidly attached to riding power trowel frame 3. Cylindrical housing 101 has traveler slot 102 disposed in its side parallel to the cylindrical housing's longitudinal axis. A cylindrical traveler block 110 is slidably inserted into cylindrical housing 101. Traveler block 110 has a threaded coaxial bore 111 disposed in a first end for receiving a threaded second end 105 of control bolt 103. A stop dog 112 is radially attached to cylindrical traveler block 110 through and extending radially outward from traveler slot 102. Thrust bearing 107 and shoulder bearing 108 are coaxially inserted and attached to a first end of hollow cylindrical housing 101. A radially disposed threaded through hole is provided in housing 101 and shoulder bearing 108 for receiving allen head set screw 109. Allen head set screw 109 is in threaded engagement with the through hole and penetrates the central opening in shoulder bearing 108. A scalloped control knob 104 is coaxially attached to a first end of control bolt 103. Control bolt 103 further has a coaxial set screw retaining groove 106 circumscribing its outer surface for slidably receiving allen head set screw 109.

REFERENCES:
patent: 4046484 (1977-09-01), Holz, Sr. et al.
patent: 4710055 (1987-12-01), Maass et al.

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