51
Young Robert B: Puller sabot ammunition with slip seal. AAI Corporation, Pippin Jr Reginald F, September 10, 1974: US3834314 (39 worldwide citation)

Discarding sabot ammunition adapted for a rifled barrel, including a cartridge having a finned flechette projectile with a projectile-gripping puller sabot riding within the lands of a rifled barrel and a radially protruding anti-friction annular slip seal engaging and riding in sealing relation wit ...


52
Smeltzer Paul, Daneck David A: Apparatus for cutting exhaust system tubes. Maremont Corporation, Cushman Darby & Cushman, September 10, 1974: US3834019 (39 worldwide citation)

Apparatus is disclosed for cutting through exhaust system components, such as tubes of various sizes and the like, which includes a power operated portable tool of the type including a housing having a blade receiving member mounted therein for continuous reciprocating movement during the power oper ...


53
Hale Jesse R: Sandwich core panel with structural decoupling between the outer face sheets thereof. Sokolski Edward A, September 10, 1974: US3834487 (38 worldwide citation)

A sandwich core panel is formed from an inner and an outer pair of face sheets which are spaced from each other and having core structures formed from first and second anticlastic membranes respectively sandwiched therebetween. The membranes each have a first set of nodes which project in a first di ...


54
Wagner Eugene: Molded sach foot. Mortimer George H, September 10, 1974: US3833941 (38 worldwide citation)

An artificial foot having a wooden keel in the ankle portion which has a diminished heel portion, a flat arch portion, a curved instep portion, a rounded lower front end portion and a flat top; a molded soft resilient foam coating on said keel which has heel and toe portions; and a reinforcing membe ...


55
Hettich Alfred, Stroezel Reinhold: Hammer-drill. Robert Bosch, Striker Michael S, September 10, 1974: US3834468 (38 worldwide citation)

A drive is mounted in a housing and has a rotary output shaft connected with a tool spindle for rotating the latter. An arrangement is provided which will impart a predetermined number of longitudinally acting impacts per revolution on the tool spindle and another arrangement is provided for varying ...


56
Parkison Richard G: Ceramic disc faucet valve. American Standard, Ehrlich Jefferson, Crooks Robert G, September 10, 1974: US3834416 (37 worldwide citation)

This application discloses a valve structure for controlling the flow of a fluid, such as water, to be delivered from a faucet. The valve structure includes a housing having a tapered inner wall shaped to have a central cylindrical opening for receiving and guiding a rotatable longitudinal stem. Two ...


57
Brun Andre, Jaffe Albert, DE Panafieu Philippe: Well-head assembly. Subsea Equipment Associates, Sughrue Rothwell Mion Zinn & Macpeak, September 10, 1974: US3834460 (37 worldwide citation)

A two unit well head assembly for submarine oil well completions which includes suspension means for production pipes, connection means for electric lines and hydraulic control lines, valves for controlling flow through passageways in the well head and guide means to ensure correct alignment of the ...


58
Poppenberger Leopold H: Ski instruction apparatus. The Raymond Lee Organization, September 10, 1974: US3834693 (37 worldwide citation)

Apparatus used in ski instruction comprising: a pair of spaced horizontal platforms movable back and forth along a given direction in a horizontal plane; a pair of ski boot simulating devices; and a pair of rotatable and vertically movable hinges, each of the ski boot simulating devices being secure ...


59
Yoda Kazuhiro, Kato Takashi: Electronic timepiece with a multi-timer. Kabushiki Kaisha Daini Seikosha, Burns Robert E, Lobato Emmanuel J, Adams Bruce L, September 10, 1974: US3834153 (37 worldwide citation)

An electronic timepiece constructed as a wristwatch with a multiplicity of timer devices for setting therein different time settings either by actuation of setting switches or by reading in the time settings from a program in the form of a punched tape. The settings are introduced into the watch's e ...


60
Fischer William K: Thermoplastic blend of copolymer rubber and polyolefin plastic. Uniroyal, Long James J, September 10, 1974: US3835201 (37 worldwide citation)

A blend having the properties of a thermoplastic elastomer, including low permanent set, is provided by blending (A) a monoolefin copolymer rubber (e.g., 80 parts of EPM or EPDM) having high zero shear viscosity, with (B) a polyolefin resin (e.g., 20 parts of polypropylene). The blend is useful for ...