Handling: hand and hoist-line implements – Hook – hoistline – or grab type – Cable and hook tackle
Reexamination Certificate
2005-09-27
2005-09-27
Kramer, Dean J. (Department: 3652)
Handling: hand and hoist-line implements
Hook, hoistline, or grab type
Cable and hook tackle
C294S082170, C059S086000, C059S093000
Reexamination Certificate
active
06948752
ABSTRACT:
A combination master link and chain shortener that can be readily connected to existing closed loop lifting rings. In one preferred embodiment, a bail connects to a lifting mechanism and an elongated body having a pair of opposed ends includes an opening at one end to connect to the bail. A pair of chain shortening cradles are provided, each chain shortening cradle in angular relation to the elongated body. A pair of chain connecting hooks, each receive a chain end link therein. A chain retainer pin retains the chain end links within the connecting hooks. In an alternate embodiment, a bail connects to a lifting mechanism and an elongated body includes a pair of opposed ends with an opening at one end to connect to the bail. A pair of chain shortening cradles are provided with each cradle in angular relation to the elongated body. A pair of receptacles are provided at an opposite end of the body in order to receive a pair of chain end links. A single pin passes through the receptacles in order to lock the pair of chain end links in the receptacles.
REFERENCES:
patent: 1845707 (1932-02-01), Green
patent: 2774213 (1956-12-01), Gantz
patent: 3333412 (1967-08-01), Rieger
patent: 3621651 (1971-11-01), Gillespie
patent: 3795951 (1974-03-01), Ratcliff
patent: 3817028 (1974-06-01), Blackwood
patent: 4070823 (1978-01-01), Schreyer et al.
patent: 4176874 (1979-12-01), Archer
patent: 4248469 (1981-02-01), Knox
patent: 4330990 (1982-05-01), Schreyer
patent: 4429526 (1984-02-01), Rehbein
patent: 4556246 (1985-12-01), Millington
patent: 4941698 (1990-07-01), Klibert et al.
patent: 5775754 (1998-07-01), Fredriksson
patent: 5851040 (1998-12-01), Fredriksson
patent: 5884950 (1999-03-01), Fredriksson
patent: 5906032 (1999-05-01), Fredriksson
patent: 6019407 (2000-02-01), Ohman et al.
patent: 6371543 (2002-04-01), Fujikawa et al.
patent: 000092135 (1983-10-01), None
patent: 331069 (1999-09-01), None
patent: 870578 (1961-06-01), None
Chin Paul T.
Head Johnson & Kachigian
Kramer Dean J.
The Crosby Group, Inc.
LandOfFree
Combination master link and chain shortener does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Combination master link and chain shortener, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Combination master link and chain shortener will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3379764