Self-propelled concrete tamping apparatus

Details Self-propelled concrete tamping apparatus Self-propelled concrete tamping apparatus

1992-09-08

1993-08-17

Bui, Thuy M.

Road structure, process, or apparatus

Apparatus

Tamper

E01C 1900

Patent

active

052362795

ABSTRACT:
A self-propelled concrete tamping apparatus (10) in which a tamper screen (70) is rapidly moved in vertical reciprocating strokes upon concrete or other paving material while being guided by an operator. Engine (18) powers drive wheel (28) which propels the apparatus backward, as well as powers tamper screen (70) with reciprocating motion. Drive wheel (28) and free wheel (30) are adjustable in position to allow for adjustment of tamping depth.

REFERENCES:
patent: 2856828 (1958-10-01), Brown et al.
patent: 2894435 (1959-07-01), Brown et al.
patent: 2917979 (1959-12-01), Dening et al.
patent: 3160216 (1964-12-01), Ormes
patent: 3386353 (1968-06-01), Wells
patent: 3453940 (1969-07-01), Berkhoudt et al.
patent: 3534669 (1970-10-01), Judd
patent: 3807067 (1974-04-01), Cloud
patent: 3997278 (1976-12-01), Reidl
patent: 4828428 (1989-05-01), Anderson

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