1
Satoshi Muramatsu, Takashi Hodoshima, Nobuo Kasahara: Screw pump, toner conveying device using the same and toner filling system. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt P C, September 14, 1999: US05953567 (59 worldwide citation)

A screw pump for use in an image forming apparatus for conveying toner has a female screw type stator formed with a double pitch spiral groove in its inner periphery, and a male screw type rotor rotatably received in the stator. Assuming that the rotor has a sectional diameter of RA, and that the st ...


2
Bruce Thomas: Insulation spraying system. James J Leary, April 4, 1995: US05403128 (33 worldwide citation)

A fully integrated insulation spraying system with an insulation spraying subsystem for spraying wet or dry insulation and a fiber recovery subsystem for recycling waste insulation fibers and reintegrating them into the spraying process for more efficient and ecologically sound use of the insulation ...


3
William G Lancaster, Jerry L Landers, Richard K Renken, William L Ramser, Matthew J Ramser: Ice transportation system and method. Servend International, King and Schickli, November 30, 1999: US05993117 (32 worldwide citation)

A system for transporting ice pieces or the like from a primary bin to one or more satellite bins is disclosed. A dispenser forms a charge of ice pieces in a precharge chamber, which is then transferred by air assist to a delivery tube. A driver member is provided to engage and move the substantiall ...


4
Morgan Mason Edward: Dry flow pumps. August 31, 1971: US3602552 (32 worldwide citation)

A screw conveyor arranged to deliver material through a pump barrel to a distribution main having means for introducing air under pressure to the material after it leaves the pump barrel to facilitate its passage through the main, there being a check valve plate at the discharge extremity of the bar ...


5
Mason John Keith Herbert, Sommers Earl Frederick: Insulation dispensing apparatus. Ecomax, February 15, 1984: GB2124194-A (27 worldwide citation)

A hopper for storing insulation material, e.g. mineral fibres, to be fed to a pump, is discharged via a rotary means in a trough (12) at the bottom of the hopper. The rotary means has a shaft (16) carrying blading (19) spaced from the shaft and following a helical locus. Exit (30) from the trough is ...


6
Jon Eric Berge, Glenn Scott Seamark: Pneumatic apparatus and method for conveyance of frozen food items. D&B Supply, Brown Martin Haller & McClain, August 26, 1997: US05660506 (24 worldwide citation)

Pneumatic conveying apparatus and method are described to provide for a simple, economical, convenient (and preferably automatic) system for conveying small pieces of frozen food (e.g., chopped vegetables, diced meat, or preferably ice cubes or crushed ice) on an as-required basis to one or more loc ...


7
James D Perkins, Dave Mathew Perkins, Douglas Jeffrey Perkins: Pneumatic tube distribution system and method. Advanced Pneumatic Tubes, Richard L Myers, Myers Dawes Andras & Sherman, December 9, 2003: US06659693 (22 worldwide citation)

A pneumatic system for transporting a carrier includes a first transport tube coupled to a first transport station and a second transport tube coupled to a second transport station. A distributor coupled to the first transport tube and the second transport tube includes a carousel having at least on ...


8
Arlen L Rexius: Apparatus and method for dispensing and distributing loose particulate materials. Rexius Forest By Products, Christensen O Connor Johnson & Kindness PLLC, September 17, 1996: US05556237 (22 worldwide citation)

A truck including a container used to transport and dispense loose particulate materials. A moving floor is located on the floor of the container to move loose particulate materials within the container into a feeder and dispensing system. The container includes two opposing augers mounted on the in ...


9
Douglas E Wysong, Joseph A Bedel: Apparatus for conveying and discharging bulk materials. Finn Corporation, Lynda E Roesch, January 26, 1993: US05181804 (22 worldwide citation)

An apparatus and method for conveying and discharging bulk material including a material feed hopper, a screw conveyor, a transition area and a rotary air valve. The feed hopper is divided by a diverter which distributes feed material into the two ends of a trough having a converging screw conveyor. ...


10
Cozzarin Virgil J, Kappermann Francis C, Kipple Harry P: Aerated powder pump. Westinghouse Electric Corporation, September 26, 1972: US3693842 (20 worldwide citation)

A pump for handling dry powdered material and including a stator forming a pump chamber, a rotor within the chamber and having an external helical fin thereon, the chamber having a material inlet and an outlet and gas inlet means at spaced intervals along the stator for injecting pressurized gas int ...