Spring arrangement for a recreational structure

Details Spring arrangement for a recreational structure Spring arrangement for a recreational structure

2006-04-21

2009-12-08

Thanh, Loan H (Department: 3764)

Exercise devices

Gymnastic

Projector

Reexamination Certificate

active

07628731

ABSTRACT:
A spring arrangement for a trampoline includes a rebounding surface, a frame structure having a top portion and a bottom portion, and a plurality of spring members that are mechanically coupled between the rebounding surface and the frame structure. A first group of spring members are mechanically coupled to the top portion of the frame structure and a second group of spring members are mechanically coupled to the bottom portion of the frame structure. In one illustrative embodiment, each spring member of the second group of spring members has a frame hook member that is mechanically coupled to the bottom portion of the frame structure and a bed hook member that includes an end portion that is configured to be within a projection of a body of the spring member and is coupled to the rebounding surface.

REFERENCES:
patent: 2370990 (1945-03-01), Nissen
patent: 2858551 (1958-11-01), Sidlinger
patent: 2991841 (1961-07-01), Sampson et al.
patent: 3031688 (1962-05-01), Southwood
patent: 3077149 (1963-02-01), Eckel
patent: 3233895 (1966-02-01), Grelle et al.
patent: 3502330 (1970-03-01), Cheftel
patent: 3938792 (1976-02-01), Nissen
patent: 3948515 (1976-04-01), McNeil
patent: 3983585 (1976-10-01), Sidlinger
patent: 4045021 (1977-08-01), Nissen
patent: 4139192 (1979-02-01), McNeil
patent: RE30344 (1980-07-01), McNeil
patent: 4284271 (1981-08-01), Pettit et al.
patent: 4339123 (1982-07-01), Rich
patent: 4386772 (1983-06-01), Wu
patent: 4433838 (1984-02-01), Gordon
patent: 4489933 (1984-12-01), Fisher et al.
patent: 4548405 (1985-10-01), Lee et al.
patent: 4569515 (1986-02-01), Gordon
patent: 4576375 (1986-03-01), Roberts
patent: 4598904 (1986-07-01), Roth
patent: 4644892 (1987-02-01), Fisher
patent: 4730826 (1988-03-01), Sudmeier
patent: 4776581 (1988-10-01), Shepherdson
patent: 4836530 (1989-06-01), Stanley, Jr.
patent: 4863156 (1989-09-01), Shaw
patent: 4900011 (1990-02-01), Nolet
patent: 4938473 (1990-07-01), Lee et al.
patent: 4976022 (1990-12-01), Thornton et al.
patent: 5299989 (1994-04-01), Boyd et al.
patent: 5330401 (1994-07-01), Walstead
patent: 5336135 (1994-08-01), Keyvani
patent: 5371936 (1994-12-01), Blanchard
patent: 5385518 (1995-01-01), Turner
patent: 5477599 (1995-12-01), Blanchard
patent: 5545110 (1996-08-01), Hsiang
patent: 5674157 (1997-10-01), Wilkinson
patent: 5810695 (1998-09-01), Sass
patent: 5833557 (1998-11-01), Cole
patent: 5941798 (1999-08-01), Coan et al.
patent: 6001045 (1999-12-01), Gift et al.
patent: 6017292 (2000-01-01), Gift et al.
patent: 6036620 (2000-03-01), Yang
patent: 6053845 (2000-04-01), Publicover et al.
patent: 6110074 (2000-08-01), Tacquet
patent: 6139474 (2000-10-01), Gift et al.
patent: 6162061 (2000-12-01), Taylor
patent: 6193632 (2001-02-01), Steger
patent: 6237169 (2001-05-01), Ying
patent: 6261207 (2001-07-01), Publicover et al.
patent: 6283894 (2001-09-01), Steger
patent: 6319174 (2001-11-01), Alexander
patent: 6402662 (2002-06-01), Rieber
patent: 6508682 (2003-01-01), Clark
patent: 6560795 (2003-05-01), Hsia
patent: 6607468 (2003-08-01), Nichols, Jr. et al.
patent: 6648799 (2003-11-01), Hall
patent: 6676546 (2004-01-01), Gordon
patent: 6679811 (2004-01-01), Chen
patent: 6682444 (2004-01-01), Gordon
patent: 6733420 (2004-05-01), Schroeder
patent: 6742202 (2004-06-01), Jones
patent: 6840891 (2005-01-01), Publicover
patent: 6846271 (2005-01-01), Publicover
patent: 7060001 (2006-06-01), Publicover
patent: 2001/0000250 (2001-04-01), Steger
patent: 2002/0098948 (2002-07-01), Yoon
patent: 2002/0137598 (2002-09-01), Publicover et al.
patent: 2002/0160884 (2002-10-01), Hall
patent: 2003/0036460 (2003-02-01), Publicover
patent: 2003/0104905 (2003-06-01), Publicover
patent: 2004/0107491 (2004-06-01), Publicover
patent: 2004/0121883 (2004-06-01), Publicover
patent: 2004/0171461 (2004-09-01), Alexander
patent: 2004/0171462 (2004-09-01), Alexander
patent: 2004/0176214 (2004-09-01), Yueh
patent: 2005/0032609 (2005-02-01), Nissen et al.
patent: 2005/0037896 (2005-02-01), Publicover
patent: 2005/0054485 (2005-03-01), McDermott et al.
patent: 295 01 890 (1995-03-01), None
patent: 1 721 640 (2006-08-01), None
patent: WO 02/13913 (2002-02-01), None

Affiliated with

Also associated with

Rating

Spring arrangement for a recreational structure does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Spring arrangement for a recreational structure, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spring arrangement for a recreational structure will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4079860