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Class Information
Number: 5/614
Name: Beds > Invalid bed or surgical support > Sectional user supporting surface > Hydraulically operated
Description: Subject matter in which at least one section of the supporting surface is driven by fluid means in motion or under pressure.










Sub-classes under this class:

Class Number Class Name Patents
5/615 Fluid inflatable bag adjusts position of support section 95


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
5062167 Bimodal turning method Nov. 5, 1991
5023967 Patient support system Jun. 18, 1991
4961470 Weigh bed having vertical load link Oct. 9, 1990
4959957 Hydraulic actuating unit, in particular for raising a load, such as a hospital bed Oct. 2, 1990
4945582 Patient transport apparatus including independently or simultaneously operable leg and backrest portions Aug. 7, 1990
4928332 Adjustable mattress foundation for beds May. 29, 1990
4912787 Hydraulic stretcher device Apr. 3, 1990
4872657 Operating table with a patient support surface tiltable around the longitudinal and transverse axes Oct. 10, 1989
4865303 Operating table Sep. 12, 1989
4751755 Patient trolley with improved tiltable backrest Jun. 21, 1988
4723808 Stretcher foot pedal mechanical linkage system Feb. 9, 1988
4669136 Combination hospital bed and surgical table Jun. 2, 1987
4667354 Tilting upper body support patient trolley May. 26, 1987
4628553 Infant bed hydraulic tilt mechanism Dec. 16, 1986
4625348 Apparatus for adjusting the head or foot section of the resting surface of a bed Dec. 2, 1986
4589151 Slatted bed system May. 20, 1986
4589642 Operating table May. 20, 1986
4582311 Hydraulically controlled chiropractic table Apr. 15, 1986
4567894 Hydraulically operated, mobile patient transport table useful with a magnetic resonance scanner Feb. 4, 1986
4557471 Medical bed Dec. 10, 1985
4501414 Operating table Feb. 26, 1985
4344422 Orthopedic bed Aug. 17, 1982
4258445 Beds and adjustable body supporting assemblies Mar. 31, 1981
4225125 Operation table Sep. 30, 1980
4196483 Portable mattress support Apr. 8, 1980
4195829 Surgical table hydraulic system Apr. 1, 1980
4186917 Operating table for medical purposes Feb. 5, 1980
4176415 Lounge with articulated side-by-side independently adjustable longitudinal sections Dec. 4, 1979
4168099 Multi-position examination chair Sep. 18, 1979
4159822 Working mechanism for a treatment table Jul. 3, 1979
4071222 Lifting platform Jan. 31, 1978
4061324 Patients support table Dec. 6, 1977
4059255 Adjustable table for physical therapy Nov. 22, 1977
4057240 Examination table Nov. 8, 1977
4038709 Dual hydraulic hospital bed Aug. 2, 1977
4014344 Decompression beds for childbirth and method for using them Mar. 29, 1977
4012031 Lock valve flow control arrangement Mar. 15, 1977
3993051 Bed Nov. 23, 1976
3982741 Operating table or the like with geometrically compensated differentially movable load sharing multiple hydraulic cylinder and piston arrangement Sep. 28, 1976
3977664 Hydraulic control valve arrangement for operating tables and the like Aug. 31, 1976

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