51
L Dale Foster: Hospital bed with a weight-distributing lever system. Hill Rom Company, Burns Doane Swecker & Mathis, December 24, 1985: US04559656 (69 worldwide citation)

A bed uniformly distributes the weight of a bed-ridden patient to minimize the occurrence of bedsores. The bed comprises a frame and a plurality of support assemblies mounted on the frame. Each support assembly comprises a plurality of elongate support slats extending transversely of the fore-aft di ...


52
Donald R Laskowski, Daniel R Tekulve: Portable band saw saw mill apparatus. Laskowski Enterprises Incorporated, Barnes & Thornburg, December 24, 1985: US04559858 (69 worldwide citation)

A portable saw mill apparatus includes a frame carrying supporting wheels, outriggers and a trailer hitch. A horizontal, unitized tubular track is secured to the frame and a carriage is moveable along said track. Mounted on the carriage is a horizontal, cantilevered band saw which is moveable vertic ...


53
Kenzou Kassai: Electrically driven childrens vehicle. Kassai Kabushikikaisha, W G Fasse, D H Kane Jr, December 24, 1985: US04560022 (67 worldwide citation)

This electrically driven children's vehicle has a vehicle body 1 provided with front wheels 2, rear wheels 3, and a motor 8 for driving the rear wheels 3. The vehicle body 8 has a clutch lever 7 attached thereto, which clutch lever 7 is used to turn on and off the transmission of torque from the mot ...


54
Herman L Renger, Brian M Mann, John Meador: Cardiac tissue stimulator providing P-wave verification, telemetry, marker channels, and antitachycardia capabilities. Robert R Meads, Bryant R Gold, December 24, 1985: US04559947 (67 worldwide citation)

A programmable cardiac tissue stimulator having a receiving coil and RF pulse width check/data separator (6) for receiving programming data, a communications State sequencer (8) for directing the sequence of command activities within the apparatus, command decode and address latch (12), memory (16, ...


55
Steven L Regen: Assembling multilayers of polymerizable surfactant on a surface of a solid material. Marquette University, Scully Scott Murphy & Presser, December 24, 1985: US04560599 (66 worldwide citation)

A method for the direct stepwise coating of a solid substrate with a polyfunctional polymerizable surfactant to provide a multilayer assembly of a plurality of oriented monolayers of polymerized surfactant on a surface of the solid substrate comprising depositing and polymerizing sequential layers o ...


56
Chang Kiang Kuo, Shyh Chang Tsaur: High density, electrically erasable, floating gate memory cell. Texas Instruments, John G Graham, December 24, 1985: US04561004 (66 worldwide citation)

An electrically erasable, programmable memory cell array of the floating gate type is made by a process which allows an erase window for the first level polysilicon floating gate to be positioned beneath a third level poly erase line, while maintaining a small cell size. The erase window is not bene ...


57
Denis Batard, Jean Claude Freland, Bernard Wallez, Jean Paul Desffains, Roger Valle: Orthopaedic lumbo-sacral corset with semi-rigid elements and inflatable pads. Arlux, Young & Thompson, December 24, 1985: US04559933 (65 worldwide citation)

The present invention relates to an orthopaedic lumbo-sacral corset obtained by the assembly of semi-rigid elements and of an inflatable pad. The orthopaedic lumbo-sacral corset according to the invention is made of two side half-shells of a semi-rigid plastic material, connected along the adjacent ...


58
Hewitt D Crane, John S Ostrem: Complex pattern recognition method and system. Communication Intelligence Corporation, Townsend and Townsend, December 24, 1985: US04561105 (65 worldwide citation)

A method and system for recognizing complex patterns, such as Chinese characters (or Kanji), identifies patterns by stroke recognition using detailed information about stroke shape and specifically curvature characteristics. Written strokes are categorized into different specific stroke types and ar ...


59
John E Papp, Anthony S Reed: Three part ball bearing slide with lockable intermediate slide member. Standard Precision, Edgar W Averill Jr, December 24, 1985: US04560212 (64 worldwide citation)

A precision ball bearing slide mechanism having a removable inner member. The slide is a three part slide having an outer, an intermediate and an inner slide member. A latch which holds the intermediate slide member in a locked out position is disclosed herein. This latch is released when the inner ...


60
Norbert Hahn: Vehicle restraint. Rite Hite Corporation, Neuman Williams Anderson & Olson, December 24, 1985: US04560315 (62 worldwide citation)

A vehicle restraint is provided for securing a parked vehicle against a loading dock during loading or unloading of the vehicle. The restraint includes a carriage member which is mounted on a dock wall for vertical movement and is biased to assume a predetermined elevated rest position relative to t ...