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Class Information
Number: 5/184
Name: Beds > Bedsteads > Extension > Extension side rails
Description: Devices extending in length by telescoping side rails, including any sort of slidable-interlocked rails.

Patents under this class:

Patent Number Title Of Patent Date Issued
6910236 Mattress leg rest section for an articulatable bed convertible to a chair position Jun. 28, 2005
6810540 Bed base with adjustable cross bar Nov. 2, 2004
6496993 Hospital bed and mattress having a retracting foot section Dec. 24, 2002
6415465 Bed frame with unique connector and method Jul. 9, 2002
6338172 Polymeric length and width adjustable bed frame system Jan. 15, 2002
6269498 Bed support mechanism Aug. 7, 2001
6212714 Hospital bed and mattress having a retracting foot section Apr. 10, 2001
6047422 Bed extension device Apr. 11, 2000
5996145 Adjustable bed frame system Dec. 7, 1999
5771510 Bed with movable bedposts Jun. 30, 1998
5579550 Articulated bed with collapsible frame Dec. 3, 1996
5469588 Patient transfer arrangement Nov. 28, 1995
5161268 Interlocking joint assembly for joining bed frames Nov. 10, 1992
4899403 Apparatus for controlling expansion or contraction of cover cloth with respect to bed base Feb. 13, 1990
4679261 Telescopic bed Jul. 14, 1987
RE31384 Bed frame assembly Sep. 20, 1983
4295234 Bed frame Oct. 20, 1981
4276665 Bed frame of adjustable width Jul. 7, 1981
4271547 Mattress and boxspring extender Jun. 9, 1981
4106138 Platform bed Aug. 15, 1978
4007502 Bed frame assembly Feb. 15, 1977
RE29029 Adjustable bed frame member Nov. 9, 1976
3961384 Bed frame having releasably interlocked side rails and crossbars Jun. 8, 1976
3961383 Bed frame having releasably interlocked side rails and crossbars Jun. 8, 1976
3945064 Adjustable bed frame construction Mar. 23, 1976

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