Tent – canopy – umbrella – or cane – Portable shelter – Framework
Reexamination Certificate
2006-05-16
2006-05-16
Yip, Winnie (Department: 3636)
Tent, canopy, umbrella, or cane
Portable shelter
Framework
C135S131000, C135S151000, C248S277100, C403S071000, C052S109000
Reexamination Certificate
active
07044146
ABSTRACT:
The present invention provides an improved portable shelter frame having upwardly extending support poles and linkage assemblies connecting the poles. Within the joints of the linkage assemblies are rolling element bearings to reduce joint friction and provide reinforcement support to the shelter frame.
REFERENCES:
patent: 684130 (1901-10-01), Taubert
patent: 1007322 (1911-10-01), Barnes
patent: 1326006 (1919-12-01), Sterhardt
patent: 1449894 (1923-03-01), Dial
patent: 1493915 (1924-05-01), Baker
patent: 1499395 (1924-07-01), Muehleisen et al.
patent: 1502898 (1924-07-01), Berg
patent: 1504889 (1924-08-01), Hansen
patent: 1712826 (1929-05-01), Hvid
patent: 1728356 (1929-09-01), Morgan
patent: 2243190 (1941-05-01), Capaldo
patent: 2284686 (1942-06-01), Rupright
patent: 2454483 (1948-11-01), Rysick
patent: 2752213 (1956-06-01), Swart et al.
patent: 2889838 (1959-06-01), Aviezer et al.
patent: 3126815 (1964-03-01), May et al.
patent: 3174397 (1965-03-01), Sanborn
patent: 3199518 (1965-08-01), Glidewell
patent: 3335815 (1967-08-01), Oakes
patent: 3375624 (1968-04-01), Mikulin
patent: 3496687 (1970-02-01), Greenberg et al.
patent: 3526066 (1970-09-01), Hagar et al.
patent: 3844663 (1974-10-01), Prette
patent: 3909055 (1975-09-01), Koppel
patent: 4025208 (1977-05-01), Donahue
patent: 4026313 (1977-05-01), Zeigler
patent: 4077418 (1978-03-01), Cohen
patent: 4156433 (1979-05-01), Beaulieu
patent: 4243339 (1981-01-01), Dickerson
patent: 4262460 (1981-04-01), Bertin
patent: 4431331 (1984-02-01), Brody
patent: 4465392 (1984-08-01), Lang
patent: 4472075 (1984-09-01), Forni
patent: 4548125 (1985-10-01), Hüther
patent: 4607656 (1986-08-01), Carter
patent: 4615402 (1986-10-01), Eisenloeffel
patent: 4667577 (1987-05-01), Rösch
patent: 4684280 (1987-08-01), Dirkin et al.
patent: 4689932 (1987-09-01), Zeigler
patent: 4766980 (1988-08-01), Engle
patent: 4779635 (1988-10-01), Lynch
patent: 4808023 (1989-02-01), Arnold et al.
patent: 4844109 (1989-07-01), Navarro
patent: 4846204 (1989-07-01), Sok Kyu
patent: 4872361 (1989-10-01), Muller
patent: 4885891 (1989-12-01), Lynch
patent: 4924896 (1990-05-01), Carter
patent: 4929113 (1990-05-01), Sheu
patent: 4947884 (1990-08-01), Lynch
patent: 5035253 (1991-07-01), Bortles
patent: 5244001 (1993-09-01), Lynch
patent: 5274980 (1994-01-01), Zeigler
patent: 5275188 (1994-01-01), Tsai
patent: 5351701 (1994-10-01), Hsiao
patent: 5361794 (1994-11-01), Brady
patent: 5387048 (1995-02-01), Kuo
patent: 5421356 (1995-06-01), Lynch
patent: 5423341 (1995-06-01), Brady
patent: 5444946 (1995-08-01), Zeigler
patent: 5485863 (1996-01-01), Carter
patent: 5490532 (1996-02-01), Mallookis et al.
patent: 5490533 (1996-02-01), Carter
patent: 5511572 (1996-04-01), Carter
patent: 5632293 (1997-05-01), Carter
patent: 5638853 (1997-06-01), Tsai
patent: 6035877 (2000-03-01), Losi et al.
patent: 6076770 (2000-06-01), Nygren et al.
patent: 6095319 (2000-08-01), Noniewicz et al.
patent: 6206020 (2001-03-01), Lynch
patent: 6382224 (2002-05-01), Carter
patent: 6470902 (2002-10-01), Carter
patent: 1434526 (1968-12-01), None
patent: 1186733 (2001-09-01), None
patent: 198803 (1923-06-01), None
patent: 672815 (1952-05-01), None
Holland & Hart LLP
Variflex, Inc.
Yip Winnie
LandOfFree
Portable shelter with rolling element bearings does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Portable shelter with rolling element bearings, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Portable shelter with rolling element bearings will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3539819