1
Larson Rodney L, Petersen Niel R: Multiple axis control system for vibration test apparatus. MTS Systems Corporation, Dugger Johnson & Westman, April 2, 1974: US3800588 (132 worldwide citation)

Four vertically disposed hydraulic actuators act at spaced drive points on the underside of a rigid structure so as to impart vibratory motion thereto. The system herein disclosed takes signals representing displacement and load, and provides individual control signals for each actuator so that the ...


2
Jacobs Leonard D, Bennett Robert H: Rotating milking platform. Circle Milking, Dugger Johnson & Westman, September 17, 1974: US3835814 (112 worldwide citation)

The present invention relates to a rotating milking platform for use in a milking parlor wherein the cows move onto a rotating platform, and the cows ride around on the platform while they are milked. A unique drive and support construction for the common friction individual stall portions of the pl ...


3
Fleischhacker John J: Coil spring wire guide. Lake Region Manufacturing Company, Dugger Johnson & Westman, September 23, 1975: US3906938 (106 worldwide citation)

A coil spring guide, for use in connection with the insertion of catheters into the vessels of a body, that has a coil spring, and a wire core extending within the coil spring and having a distal end welded to the distal end of the coil spring. The wire core throughout the major portion of its lengt ...


4
John J Fleischhacker, Joseph F Fleischhacker Jr: Smoothened coil spring wire guide. Lake Region Manufacturing Company, Dugger Johnson & Westman, August 10, 1976: US03973556 (84 worldwide citation)

A coil spring guide, for use in connection with the insertion of a catheter into the vessels of a body, that has a coil spring, and a wire core extending within the coil spring and having a distal end welded to the distal end of the coil spring. The coil spring is made from metal wire that in a stra ...


5
Taylor III Edwin J, LaFortune James E: Firearms training apparatus and method. Advanced Training Systems, Dugger Johnson & Westman, October 28, 1975: US3914879 (75 worldwide citation)

A combat firearm training system which may be made portable, or installed in the stationary indoor range, and which includes mechanism for moving each target into either one of two positions from a central position so that in any training exercise each of the targets can be selectively presented as ...


6
Edward A Pauls: Cross-country ski exerciser. Dugger Johnson & Westman, May 17, 1977: US04023795 (72 worldwide citation)

A ski exerciser used for simulating the motions required in cross-country skiing on which a skier can practice and exercise under conditions substantially similar conditions to those encountered during cross-country skiing.


7
Frank D Werner, Robert W Wiele: Windshield repair apparatus and method. Frank D Werner, Dugger Johnson & Westman, November 23, 1976: US03993520 (63 worldwide citation)

An apparatus for repairing windshields and the method for using the apparatus wherein a liquid, curable resin material is forced into cracks in the windshield, using an apparatus mounted directly to the windshield, and which provides a high injection pressure and subsequently a vacuum so that the cr ...


8
Burton Thomas A, Moberg Allen W: Method of transporting and storing organs while retaining the organs in a viable condition. Waters Instruments, Dugger Johnson & Westman, May 6, 1975: US3881990 (56 worldwide citation)

In maintaining organs in a viable condition during transport and subsequently in a hospital, the organ is placed in a cassette of a transport module, the cassette having an organ receiving chamber, a venous reservoir, an oxygenator, a pulsatile pump head and a heat exchanger. After transport the cas ...


9
Harold D Dojan: Scrubber squeegee apparatus. Tennant Company, Dugger Johnson & Westman, July 26, 1977: US04037289 (55 worldwide citation)

Apparatus for maintaining surfaces that includes a powered mobile machine having a frame, a scrubbing tool, a liquid distributor ahead of the scrubbing tool, a clean solution tank for supplying liquid to the liquid distributor, a housing mounting the tool, a rear squeegee assembly and side squeegee ...


10
Fortman Lloyd D, Kasper Joseph G: Surface maintenance machine. Tennant Company, Dugger Johnson & Westman, September 10, 1974: US3833961 (53 worldwide citation)

A surface maintenance machine having a scrubber head unit, a power drive unit that includes a dirty solution tank, a cleaning solution tank, a removable operator's seat whereby the machine may be used as an operator ride-on unit or a walk-behind unit, and a parallel linkage system for moving the scr ...