Pipe joints or couplings – Essential catch – With manipulator
Reexamination Certificate
2006-01-04
2009-02-17
Hewitt, James M. (Department: 3679)
Pipe joints or couplings
Essential catch
With manipulator
C141S349000, C141S383000, C137S614050
Reexamination Certificate
active
07490864
ABSTRACT:
A joint device has a joint and a connecting device. The joint is mounted with a gas container and has a leakage proof element, a gas-inlet and a threaded stub. The leakage proof element is mounted with the gas-inlet and has a head, an outer annular groove and a connecting portion. The connecting device is covered with the leakage proof element and has a head holder, a connecting tube, two pivotal pins, two buckling elements and two springs. The head holder is mounted with the connecting tube and has two pinholes and through holes formed on the external surface. The buckling elements are connected with the head holder by the pivotal pins and each buckling element has a tab, a connecting arm and a pillar locked with the outer annular groove. The springs are mounted between the connecting tube and the tabs, and respectively contacted to the tabs.
REFERENCES:
patent: 593190 (1897-11-01), Bernhardt
patent: 793103 (1905-06-01), Scholtz
patent: 1150420 (1915-08-01), Davis et al.
patent: 1480555 (1924-01-01), Ingram
patent: 2680546 (1954-06-01), Seaberg
patent: 3136344 (1964-06-01), Kollodge
patent: 3320981 (1967-05-01), Loewenthal
patent: 4220360 (1980-09-01), Jacek et al.
patent: 4884410 (1989-12-01), Bell et al.
patent: 4928859 (1990-05-01), Krahn et al.
patent: 5447343 (1995-09-01), Gajewski et al.
patent: 5649723 (1997-07-01), Larsson
patent: 6895952 (2005-05-01), Bachelder
patent: 6955194 (2005-10-01), MacNeal et al.
patent: 2003/0025326 (2003-02-01), Schulte
patent: 2004/0221919 (2004-11-01), MacNeal et al.
patent: WO 9423236 (1994-10-01), None
Cooper & Dunham LLP
Hewitt James M.
Merits Health Products Co.
Pelton, Esq. William E.
LandOfFree
Joint device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Joint device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Joint device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4136449