1
Knohl Friedrich Karl: Staple. Illinois Tool Works, Beart Robert W, Buckmann Thomas W, July 2, 1974: US3821919 (244 worldwide citation)

A staple device which is particularly adapted to be used with gypsum board workpieces or the like and which includes a head portion having a cross-sectional configuration defined by an advancing and trailing portion which is particularly adapted to distribute the load on the workpiece to preclude da ...


2
Sturman Oded E, Grill Benjamin, Froman Yigal: Fluid control system. Spensley Horn & Lubitz, July 2, 1974: US3821967 (106 worldwide citation)

A battery operated fluid control system, which may be used in a sprinkler system having a master valve unit with a battery operated electronic clock therein for periodically opening the valve for a preset duration in response to the clock turn-on pulse, and being operable with one or more slave valv ...


3
Guess Arnold W, Schindler Guenter M: Acoustic liner. McDonnell Douglas Corporation, Richardson Robert O, Jason Walter J, Royer Donald L, July 2, 1974: US3821999 (81 worldwide citation)

An acoustic liner consisting of a perforated honeycomb sandwich panel wherein the axes of the honeycomb cells are tilted relative to the outer surface for more effective absorption of high amplitude sound and shock waves over a relatively narrow band of the frequency spectrum. An application is in t ...


4
Aghnides Elie P: Vehicle with composite wheel. Hall William D, July 2, 1974: US3821995 (79 worldwide citation)

The disclosure relates to a vehicle with hemispheroidal wheels, at least one of which is a composite wheel and a steering means for the vehicle. The composite wheel is generally hemispheroidal in shape and has two parts, i.e. a large treaded portion for use on soft unstable ground, and a smaller rod ...


5
Hirschfeld Tomas: System for differentiating particles. Block Engineering, Schiller & Pandiscio, July 2, 1974: US3822095 (77 worldwide citation)

A system for differentiating among white blood cells by flowing the latter in a supporting liquid through an elongated sheathed-fluid flowcell in which the supporting liquid and sheath fluid contain additives to adjust the indices of refraction, the viscosity and the osmotic pressure. Radiation is f ...


6
Gordhamer Dale A: Bovine teat dilator and medicament dispenser. Diehl John M, July 2, 1974: US3821956 (71 worldwide citation)

A dilator for an injured or diseased teat of a cow has a base portion and a portion to be inserted in the milk duct. The latter portion is provided with a spirally grooved conical outer wall and a central passage extends axially entirely through both portions and diverges in the base portion to prov ...


7
Harkias Alex: Refrigerator box with door mounted refrigeration unit. Mobile Metal Products, Sokolski Edward A, July 2, 1974: US3821881 (67 worldwide citation)

A refrigerator box has its refrigeration unit incorporated into the door thereof. A pair of thermoelectric cooling modules are attached to a 'cold' bar with their 'cold' surfaces abutted thereagainst. Attached to the cold bar is a heat exchanger element having a plurality of fins for effectively coo ...


8
Saunders Allan L: Anti-theft bracket device. Automatic Radio Mfg Co, Chittick Thompson & Pfund, July 2, 1974: US3822049 (63 worldwide citation)

A bracket assembly for removably mounting an accessory, for example a tape player, radio, speaker or the like, to a support member, for example a vehicle dashboard, transmission hump or fire wall. The assembly includes a first bracket member adapted to be fixed relative to the support member and a s ...


9
Niehaus Edward J, Benney Harry D: Motorized miter box. Rockwell International Corporation, July 2, 1974: US3821918 (63 worldwide citation)

A motorized miter box including a support base mounting an angularly adjustable support arm the rear end of which carries a forwardly and downwardly swingable motor driven saw means and the front end of which extends beyond and upwardly and inwardly around the arcuate web-run to form pointer means a ...


10
Tucker Richard B C, Crawford William C: Mesh webbing for a lacrosse stick. Wm F Burnett & Co Incorporated, Baldwin Wight & Brown, July 2, 1974: US3822062 (58 worldwide citation)

This disclosure relates to an improvement in the webbing of the head of a lacrosse stick and the method of forming such webbing. Expandible knitted mesh of a desired width is provided and the mesh is rearranged so that one end portion of the mesh is substantially free of expansion and the opposite e ...