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Class Information
Number: 5/181
Name: Beds > Bedsteads > Extension
Description: Bedsteads which when contracted always present a bed surface, and possess an expansion in the nature of a size adjustment or increase from half to full length or from half to three-quarters or full width by spreading out sections.










Sub-classes under this class:

Class Number Class Name Patents
5/183 Extensible headboards 12
5/184 Extension side rails 25
5/185 Lateral sections 48
5/182 Lazy tongs 6


Patents under this class:

Patent Number Title Of Patent Date Issued
8677525 Patient lifting device Mar. 25, 2014
8635727 Variable-size bed Jan. 28, 2014
8474076 Adjustable foot section for a patient support apparatus Jul. 2, 2013
8464371 Patient lifting device Jun. 18, 2013
8122536 Bed with collapsible frame Feb. 28, 2012
7644455 Adjustable bed frame Jan. 12, 2010
7600278 Folding bed frame Oct. 13, 2009
7523515 Hospital bed and mattress having a retractable foot section Apr. 28, 2009
7000269 Adjustable base for supporting adjustable beds of different widths Feb. 21, 2006
6836912 Furniture Jan. 4, 2005
6810540 Bed base with adjustable cross bar Nov. 2, 2004
6269498 Bed support mechanism Aug. 7, 2001
6209155 Fastener for adjustable cross bar for bed rails and frames Apr. 3, 2001
6202231 Surgical stretcher Mar. 20, 2001
5771510 Bed with movable bedposts Jun. 30, 1998
5600858 Patient support for use in a medical apparatus Feb. 11, 1997
5570485 Bed assembly Nov. 5, 1996
5535466 Surgical tables Jul. 16, 1996
5335384 Hospital bed head extender and accessory therfor Aug. 9, 1994
5182824 Wrestling bed Feb. 2, 1993
5083332 Hospital bed with collapsible side edges and laterally-movable side guards Jan. 28, 1992
4937905 Bed extender Jul. 3, 1990
4841586 Adjustable waterbed padded cap, frame and pedestal Jun. 27, 1989
4776605 Wheeled bed apparatus Oct. 11, 1988
4682376 Delivery bed Jul. 28, 1987
4679261 Telescopic bed Jul. 14, 1987
4669136 Combination hospital bed and surgical table Jun. 2, 1987
4615058 Delivery bed Oct. 7, 1986
4597117 Adjustable base support apparatus for a waterbed or a similar article Jul. 1, 1986
4406027 Articulated framework for bed, relaxation seat or armchair Sep. 27, 1983
4402097 Expandable support frame for flexible sleeping mattresses Sep. 6, 1983
4271547 Mattress and boxspring extender Jun. 9, 1981
4224704 Adjustable and foldable bed frame Sep. 30, 1980
4192028 Adjustable bed frame Mar. 11, 1980
RE30151 Adjustable bed-frame Nov. 20, 1979
4135266 Adjustable bed frame Jan. 23, 1979
4106138 Platform bed Aug. 15, 1978
4106141 Bed frame Aug. 15, 1978
4078270 Adjustable bed-frame Mar. 14, 1978
4038710 Cross rail and support for bed frames Aug. 2, 1977
4019211 Bedframe with unitized adjustable crossbar Apr. 26, 1977
3995334 Bed frame Dec. 7, 1976
RE29029 Adjustable bed frame member Nov. 9, 1976
3961383 Bed frame having releasably interlocked side rails and crossbars Jun. 8, 1976
3961384 Bed frame having releasably interlocked side rails and crossbars Jun. 8, 1976
3945064 Adjustable bed frame construction Mar. 23, 1976











 
 
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