Beds – Field stretcher – Foldable or knockdown
Reexamination Certificate
2008-09-30
2008-09-30
Shriver, J. A (Department: 3618)
Beds
Field stretcher
Foldable or knockdown
C005S626000, C005S625000, C280S032500, C182S223000, C182S152000, C296S020000
Reexamination Certificate
active
11293691
ABSTRACT:
A telescoping folding platform that is compact in the retracted and folded configuration and that is made rigid and locked in the unfolded and extended configuration by means of spring biased securements that are incorporated into the structures of the platform. The platform can be given numerous utilitarian embodiments by means of attachments that are locked in place in securements that are incorporated into the structures of the platform. When the attachments are wheels and a drawbar the platform is configured as a cart which has particular utility in off the road emergency rescue situations.
REFERENCES:
patent: 3336060 (1967-08-01), Bradford
patent: 4389066 (1983-06-01), Weir et al.
patent: 4579381 (1986-04-01), Williams
patent: 5217315 (1993-06-01), Rosane
patent: 5283919 (1994-02-01), Grant
patent: 5368126 (1994-11-01), Woodward et al.
patent: 5502854 (1996-04-01), Daouk
patent: 5598592 (1997-02-01), Castellani
patent: 5611552 (1997-03-01), Miles et al.
patent: 5711400 (1998-01-01), Tan
patent: 6276698 (2001-08-01), Calandra
patent: 6398479 (2002-06-01), Dupuy et al.
patent: 6705234 (2004-03-01), Miller et al.
patent: 6871861 (2005-03-01), Hernandez, Jr.
patent: 7043785 (2006-05-01), Dimentmen
patent: 7210560 (2007-05-01), Brink
patent: 2005/0225044 (2005-10-01), Brink
patent: 2006/0130715 (2006-06-01), Yoo et al.
Russell L. Johnson Patent Agent
Shriver J. A
LandOfFree
Foldable platform does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Foldable platform, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Foldable platform will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3942488