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Charles A Mattson, George M Zink, Douglas A Milliken: Portable blower-vacuum unit. Allegretti & Company, Fulwider Patton Rieber Lee & Utecht, April 20, 1982: US04325163 (81 worldwide citation)

A portable blower-vacuum unit has an impeller for drawing air axially through a housing air inlet, and for discharging the air centrifugally through a tangential housing air outlet. In a blower mode, a perforate cover plate prevents ingestion of solid material by the impeller. In a vacuum mode, a va ...


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Randall T Webber, George M Zink: Exercise arm assembly for exercise machine. Hoist Fitness Systems, Brown Martin Haller & McClain, June 17, 2003: US06579213 (57 worldwide citation)

An exercise arm assembly for mounting on an exercise machine frame has a main arm, a swing arm, and a handle. The main arm has a first end for pivoting on a frame of the machine to pivot about a first pivot axis. The swing arm has a first end pivoted to the second end of the main arm for pivoting ab ...


3
Randall T Webber, George M Zink, Christopher E Brennan: Seat adjustment apparatus. Hoist Fitness Systems, Brown Martin Haller & McClain, February 19, 2002: US06347777 (51 worldwide citation)

An adjustment apparatus for adjusting the position of a back pad or seat pad of a seat has an inner tube with a series of spaced openings for securing at one end to the back or seat pad, and an outer tube telescopically engaged over the inner tube and secured to a support frame of the seat. The oute ...


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Randall T Webber, George M Zink: Exercise arm assembly for exercise machine. Hoist Fitness Systems, Procopio Cory Hargreaves & Savitch, June 10, 2008: US07384381 (34 worldwide citation)

An exercise arm assembly for mounting on an exercise machine frame has a main arm, a swing arm, and a handle. The main arm has a first end for pivoting on a frame of the machine to pivot about a first pivot axis. The swing arm has a first end pivoted to the second end of the main arm for pivoting ab ...


5
Randall T Webber, George M Zink: Exercise arm assembly for exercise machine. Hoist Fitness Systems, Gordon & Rees, January 24, 2006: US06988977 (25 worldwide citation)

An exercise arm assembly for mounting on an exercise machine frame has a main arm, a swing arm, and a handle. The main arm has a first end for pivoting on a frame of the machine to pivot about a first pivot axis. The swing arm has a first end pivoted to the second end of the main arm for pivoting ab ...


6
Randall T Webber, George M Zink: Weight stack frame. Hoist Fitness Systems, Brown Martin Haller & McClain, June 25, 2002: US06409637 (5 worldwide citation)

A weight stack frame for supporting the weight stack of an exercise machine is designed for positioning alongside a seat and exercise device. The frame has spaced upper and lower struts, and front and rear upright struts extending between the front ends and the rear ends, respectively, of the upper ...


7
Randall T Webber, George M Zink: Exercise arm assembly for exercise machine. Hoist Fitness Systems, Procopio Cory Hargreaves & Savitch, October 6, 2009: US07597655 (4 worldwide citation)

An exercise arm assembly for mounting on an exercise machine frame has a main arm, a swing arm, and a handle. The main arm has a first pivot connection to a frame of the machine for pivoting about a first pivot axis. The swing arm has a first end pivoted to the second end of the main arm for pivotin ...


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