Traversing hoists – Having means facilitating assembly or disassembly – Of counterweight from hoist
Patent
1994-09-29
1997-04-01
Merritt, Karen B.
Traversing hoists
Having means facilitating assembly or disassembly
Of counterweight from hoist
212195, 212308, 212198, 104306, 280758, B66C 2372, B60B 1700, B60S 900
Patent
active
056157843
ABSTRACT:
A counterweight installation and removal apparatus for a truck-mounted crane includes a counterweight having a bottom surface, a plurality of rollers attached to either the bottom surface of the counterweight or to a crane carrier deck, and at least one inclined surface positioned on the other of the bottom surface of the counterweight or the crane carrier deck to engage the plurality of rollers when the counterweight is installed and removed.
REFERENCES:
patent: 197645 (1877-11-01), Lyons
patent: 524619 (1894-08-01), Sturm
patent: 1068279 (1913-07-01), Schrader
patent: 2325089 (1943-07-01), Zeilman
patent: 2361290 (1944-10-01), Herold
patent: 2689655 (1954-09-01), Potter et al.
patent: 2774484 (1956-12-01), White
patent: 2986407 (1961-05-01), Krueger
patent: 3251479 (1966-05-01), Lonngren
patent: 3955684 (1976-05-01), Novotny
patent: 4042115 (1977-08-01), Beduhn et al.
patent: 4103783 (1978-08-01), Beduhn et al.
patent: 4273244 (1981-06-01), Jensen et al.
patent: 4286720 (1981-09-01), Atkinson
patent: 4336889 (1982-06-01), McGrew
patent: 4729486 (1988-03-01), Petzold et al.
patent: 5005714 (1991-04-01), Kroll et al.
European Search Report and Annex thereto listing and commenting on the above-listed references (date: Nov. 23, 1993).
Harnischfeger Brochure for Model 6250 showing a method and apparatus for installing crane counterweights (date unknown).
FMC/Link-Belt Brochure for Model HC218 showing a hydraulic counterweight lowering system (date unknown).
General Link-Belt Brochure showing a hydraulic counterweight removal system (date unknown).
Pech David
Schweigl Larry
Johnson R. B.
Merritt Karen B.
Shurtz Steven P.
The Manitowoc Company Inc.
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