Road structure – process – or apparatus – Apparatus – Tamper
Patent
1995-09-28
1997-07-08
Tsay, Frank
Road structure, process, or apparatus
Apparatus
Tamper
40413305, E01C 1934
Patent
active
056453701
ABSTRACT:
A vibration tamper for packing soil has a guide handle elastically hinged on a tamper head of the tamper. The pivot point of the guide handle is located on the tamper head above an imaginary perpendicular extending from the grip area of the handle to the tamper longitudinal axis, and/or the handle has a special distribution of mass with regard to its pivot point.
REFERENCES:
patent: 3308728 (1967-03-01), Brown
patent: 3538821 (1970-11-01), Baumers et al.
patent: 3856426 (1974-12-01), Waschulewski et al.
patent: 4014620 (1977-03-01), Vural et al.
patent: 4186197 (1980-01-01), Tetsuo
patent: 4557336 (1985-12-01), DeNise
patent: 4895478 (1990-01-01), Artzberger
patent: 5340233 (1994-08-01), Motl
Rotsch Helmut
Zurbes Arno
Bomag GmbH
Lagman Frederick L.
Tsay Frank
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