31
William A Dittrich: Basketball goal structure. Dunk King, Ward Brown, Robert W Beach, August 14, 1984: US04465277 (53 worldwide citation)

A cantilever boom supports a padded basketball hoop above a specified area of a playing surface in a normal horizontal position. The arm can swing universally to permit substantial vertical and/or sideways deflection of the hoop by the application of corresponding forces thereto, such as during the ...


32
Spier Jr William: Basketball return device. Parrot Bell Seltzer Park & Gibson, June 4, 1974: US3814421 (52 worldwide citation)

In a basketball goal assembly, a ball return chute positioned beneath a hoop in ball-receiving relation thereto, the ball return chute being formed of a lightweight, substantially shape-retentive material. The chute has an upper ball-receiving opening, a lower ball discharge opening, and a curved bo ...


33
James N Fitzsimmons, Michael A Niver, David A Allen: Portable base for basketball backboard support pole. Huffy Corporation, Michael Best & Friedrich, May 4, 1993: US05207407 (51 worldwide citation)

A base for a basketball support pole comprising, in combination, a plurality of walls arranged at an angle to each other and forming a polyhedron shaped body, support structure within the body defining an elongated opening extending into the body at an angle to the vertical and for receiving a suppo ...


34
Richard C Davis Jr: Indwelling urethral catheter. Griffin Branigan & Butler, February 21, 1984: US04432757 (51 worldwide citation)

An indwelling urethral catheter (10) includes a flexible catheter drainage shaft (18) defining a drainage canal with a valve (32) mounted therein. The catheter is mounted in a urethral canal by means of a bladder-located Foley-type balloon (22) and an inflatable balloon lead shaft (24) which extends ...


35
Chapman Lucian L, Robinson Robert E: Ball training and game device. Sports Combo, August 31, 1971: US3602504 (50 worldwide citation)

A ball training and game device for outdoor or indoor use comprising a standard adopted to be supported in the ground or on the floor for the support of multiple ball training or game devices of exchangeable character and in which the standard is composed of telescoping tube sections adapted to be c ...


36
Roy Dixon: Shock absorbing shoe with adjustable insert. McHale & Slavin P A, August 13, 1996: US05544431 (50 worldwide citation)

The instant invention is an improved sport shoe having a spring biased heel with operator insertable foam inserts for varying the biasing ability of the heel. The foam inserts are colored allowing instant determination of the type of activity the shoe is suitable for. The inserts allowing the wearer ...


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Richard C Davis Jr: Indwelling urethral catheter and method. Griffin Branigan & Butler, September 21, 1982: US04350161 (49 worldwide citation)

An indwelling urethral catheter (10) includes a flexible catheter drainage shaft (18) defining a drainage canal with a valve (32) mounted therein. The catheter is mounted in a urethral canal by means of a bladder-located Foley-type balloon (22) and an inflatable balloon lead shaft (24) which extends ...


39
Alan D Walker, Joseph F Baltronis: Basketball with polyurethane cover. Lisco, May 10, 1994: US05310178 (49 worldwide citation)

An improved basketball comprising an interior spherical bladder formed principally of synthetic butyl rubber with a thickness of about 0.82 millimeters; an intermediate layer of monofilament strands formed of nylon and wound around the bladder to a thickness of between about 0.3 and 0.7 millimeters; ...


40
Dean L Nims: Basketball. Zarley McKee Thomte Voorhees & Sease, August 24, 1982: US04345759 (48 worldwide citation)

A ball used in sports that is normally propelled to a target includes markings for sighting of the ball to the target by aligning the markings on the ball with the intended line of travel and then focusing on the markings as the ball travels to the target and observing the markings to determine the ...