Supports – Supporting base
Reexamination Certificate
2006-02-14
2006-02-14
Olszewski, Robert P. (Department: 3632)
Supports
Supporting base
C248S346050
Reexamination Certificate
active
06997424
ABSTRACT:
A device for lifting an item such as an article of furniture to gain access underneath for performing a variety of tasks. The device comprises a horizontal actuating beam attached via a hinge member to one or more horizontal support beams that are affixed to the object frame. The horizontal actuating beam is also connected to the one or more horizontal support beams by one or more biasing members. The horizontal actuating beam includes a pivoting axle at one end that is attached to the one or more horizontal support beams and a wheel at the other end that presses downward on a surface and acts as a support point when the front of the object is raised up off of the surface.
REFERENCES:
patent: 1650810 (1927-11-01), Weaver
patent: 1684606 (1928-09-01), Thielen
patent: 2080963 (1937-05-01), Fiedler
patent: 2404577 (1946-07-01), Jackson
patent: 2588509 (1952-03-01), Forster
patent: 2793767 (1957-05-01), Smith et al.
patent: 3006594 (1961-10-01), Gruendler
patent: 3109626 (1963-11-01), Arnes et al.
patent: 3190614 (1965-06-01), Evers et al.
patent: 3648856 (1972-03-01), Gaarder et al.
patent: 3746307 (1973-07-01), Yamazaki
patent: 3765720 (1973-10-01), Sakai
patent: 3876096 (1975-04-01), Latek
patent: 3937443 (1976-02-01), Durgan
patent: 3982767 (1976-09-01), Larsson et al.
patent: 4083599 (1978-04-01), Gaffney
patent: 4127255 (1978-11-01), Wooding
patent: 4185342 (1980-01-01), Young
patent: 4690378 (1987-09-01), Jarman et al.
patent: 4786107 (1988-11-01), Crockett
patent: 4850748 (1989-07-01), Brink
patent: 4875555 (1989-10-01), Johansson et al.
patent: 4886242 (1989-12-01), Eck et al.
patent: 5033717 (1991-07-01), Symon
patent: 5110090 (1992-05-01), McDuffie
patent: 5131501 (1992-07-01), Yoshikawa
patent: 5141204 (1992-08-01), Marosy
patent: 5174548 (1992-12-01), Mueller
patent: 5181694 (1993-01-01), Collins
patent: 5190265 (1993-03-01), Barry et al.
patent: 5251875 (1993-10-01), Craychee et al.
patent: 5299779 (1994-04-01), Collins
patent: D349801 (1994-08-01), Few et al.
patent: 5429415 (1995-07-01), Meade
patent: 5441238 (1995-08-01), Lindsley, III
patent: 5641201 (1997-06-01), Casey et al.
patent: 5678977 (1997-10-01), Nordlund
patent: 5730494 (1998-03-01), LaPointe et al.
patent: 6058798 (2000-05-01), Lantzsch
patent: 6231120 (2001-05-01), Wiecek
patent: 6253881 (2001-07-01), Andersson
patent: 6332232 (2001-12-01), Neal
patent: 6354570 (2002-03-01), Christensen et al.
patent: 6370716 (2002-04-01), Wilkinson
patent: 6390451 (2002-05-01), Baker
patent: 6409151 (2002-06-01), Cormier
patent: 6412427 (2002-07-01), Merkt
patent: 6471187 (2002-10-01), Dubé et al.
patent: 6478352 (2002-11-01), Fredrickson
patent: 6491269 (2002-12-01), Larson et al.
patent: 6494538 (2002-12-01), Alvestad
Foley & Lardner
Wujciak A. Joseph
LandOfFree
Lifting apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Lifting apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lifting apparatus will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3679003