81
Nyman Bengt E, Becker Larry T: Hydromechanical transmission. Sundstrand Corporation, Hofgren Wegner Allen Stellman & McCord, April 16, 1974: US3803843 (13 worldwide citation)

An infinitely variable hydromechanical transmission for a highway truck or the like including a hydraulic pump and motor together with a mechanical differential, means for varying the displacement of one of the hydraulic units, a low range clutch for transmitting power directly from the hydraulic un ...


82
Oglesby Howard M, Smith Brian R: Disposable skid. Whirlpool Corporation, Hofgren Wegner Allen Stellman & McCord, September 23, 1975: US3907241 (13 worldwide citation)

A disposable skid for use in temporarily supporting an appliance. The skid may be used during processing and/or shipment and is constructed to be discarded upon installation of the appliance. The skid is formed of a relatively soft corrugated material and includes reinforcing channels which are disp ...


83
Anderson Richard T, Andrist Willard L: Vortex tube. Owatonna Tool Company, Hofgren Wegner Allen Stellman & McCord, January 22, 1974: US3786643 (13 worldwide citation)

A vortex tube for converting pressure air to hot and cold air fractions and constructed of a body and cap assembled together with the cap and body forming a vortex chamber and a surrounding plenum chamber with a cold air passage extending outwardly from the cap and an elongate hot air passage extend ...


84
Burke Thomas P: Snow broom. Hofgren Wegner Allen Stellman & McCord, April 16, 1974: US3804451 (13 worldwide citation)

A snow broom including a handle carrying a transversely extending base member to which are affixed a plurality of overlapping flexible metal tines. The stiffness of the tines can be adjusted by means of a sliding restraining member which restricts the freedom of flexure of the tines, and which when ...


85
Scott Ray A, Bossard Fredrick R, Strang Elmer J, Mikovits John L: Tire changing apparatus. The Coats Company, Hofgren Wegner Allen Stellman & McCord, June 11, 1974: US3815653 (13 worldwide citation)

A tire changing apparatus adapted for use with a large variety of tires on rims having varying diameters and internal opening shapes and sizes. The apparatus includes a frame having a horizontal portion and a vertical portion with a tire and rim supporting table mounted for generally horizontal move ...


86
John L Mikovits, Elmer J Strang, Ray A Scott, Billy L Sorenson: Bead seating and inflation apparatus for a tire changing stand. The Coats Company, Hofgren Wegner Allen Stellman & McCord, February 10, 1976: US03937264 (13 worldwide citation)

Tire bead seating and inflating apparatus of the type employing an arcuate tube having its interior connected to a source of air and including inwardly directed nozzles for directing a high volume of air under pressure toward the interface between a tire rim and a tire sidewall while air is simultan ...


87
Allen John E, Hanley Jr John F, Armdur Frank K, Krikau Frederick G, Patton Richard S: Pollution-free coke quenching system. Interlake, Hofgren Wegner Allen Stellman & McCord, March 4, 1975: US3869352 (13 worldwide citation)

A movable coke quenching system employing a coke receiving vehicle movable on rails between a coke receiving station and a coke dumping station. The vehicle includes a coke receiving cavity with an overlying hood. A combination draft inducing and gas scrubbing device in the form of a two-phase jet s ...


88
Hathcock Jr James S: Warehousing system using slowdown and stop bin indicators. Conco, Hofgren Wegner Allen Stellman & McCord, January 22, 1974: US3786929 (13 worldwide citation)

To identify vertical slowdown and stop positions for a stacker crane, each vertical bin is uniquely located by a binary coded slowdown plate and a separate binary coded stop plate. A vertical drive control is responsive to photoelectric sensors, mounted on a crane hoist, as the sensors are driven ad ...


89
Massa Dominick A: Antenna mounting assembly. Warwick Electronics, Hofgren Wegner Allen Stellman & McCord, August 5, 1975: US3898666 (13 worldwide citation)

An integral antenna for use in receivers and/or transmitters includes a split swivel ball with a through bore for slidably receiving an extendible, telescopic antenna rod held by an internal spring. The antenna rod slides over a removable insert stud having stop pins which engage the swivel ball to ...


90
Wharton Jr Paul B: Divider for a container. Kinetics Container Corporation, Hofgren Wegner Allen Stellman & McCord, March 18, 1975: US3871569 (13 worldwide citation)

A divider for use in containers and a blank from which the same may be formed. An elongated, generally rectangular sheet of corrugated material includes a central section intermediate its ends with first and second end sections joined to the central section at opposite sides thereof. The central sec ...