Patents Represented by Attorney, Agent or Law Firm Douglas B. White
  • Conversion apparatus for a backpack
    Patent number: 5893495
    Abstract: A backpack styled luggage item having an extendable handle and a pair of wheels. The shoulder straps of the backpack are tethered to the extendable handle such that extension of the handle lifts the shoulder straps up and against the luggage to allow safe transport on the wheels. In a further feature, a movable flap is provided to cover and pad the wheels while the luggage is carried.
    Type: Grant
    Filed: October 20, 1997
    Date of Patent: April 13, 1999
    Assignee: Travel Caddy, Inc.
    Inventors: Donald Godshaw, Andrzej Redzisz
  • Photography lighting apparatus
    Patent number: 5887963
    Abstract: This lighting apparatus consists of an elongated double bulb mounted to a flash unit and extending through two reflector devices. The first of these reflectors is conical and upwardly directed and the second of these reflectors is curved and forwardly directed. The extended bulb comprises a pair of short bulbs joined by a connector forming an electrical and mechanical connection.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: March 30, 1999
    Inventor: Johnny B. Baijan
  • Separable golf club shaft
    Patent number: 5857923
    Abstract: The separable shaft of the present invention employs plugs adhesively secured within adjoining shaft ends, with one plug exhibiting a male thread and the other exhibiting a female thread. The adjoining shaft ends are sized to fit one tightly within the other and the plugs are positioned to cause one shaft end to overlap and to frictionally engage the other shaft end.
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: January 12, 1999
    Assignee: Pack-A-Putter Corporation
    Inventor: Daniel H. Veller
  • Bulb mounting device, apparatus and method
    Patent number: 5842773
    Abstract: There is described herein a bulb mounting method including bulb mounting device in the form of a pair of hollow half cylinders hinged together along one edge and arranged to substantially envelop a bulb socket. Protruding flanges on the half cylinders are positioned to catch against the rear surface of a mounting board when the device is inserted into a receptacle hole, and tab members are positioned on the half cylinders forward of the flanges, to be inserted through the receptacle hole and to catch against the front surface of the mounting board.
    Type: Grant
    Filed: October 27, 1997
    Date of Patent: December 1, 1998
    Inventor: Jimmy M. Krebs
  • Sheet folding apparatus with vacuum grip
    Patent number: 5842964
    Abstract: A sequentially timed vacuum grip system holds a sheet and transports it through a folding nip defined by a pair of folding cylinders. At the nip, the folded edge of the sheet is released and simultaneously picked-up by the paired companion cylinder. Additional folds are achieved in the same manner by the use of additional cylinder pairs.
    Type: Grant
    Filed: July 1, 1997
    Date of Patent: December 1, 1998
    Assignee: Fred Huber & Associates
    Inventors: Manfred Huber, John A. Cogswell
  • Adjustable shelving
    Patent number: 5806690
    Abstract: The display apparatus herein includes a length adjustable track upon which a spring biased movable plate travels. A friction lock is provided to secure the track at selected lengths and is incorporated into stacking supports for interconnecting an array of display units.
    Type: Grant
    Filed: March 31, 1997
    Date of Patent: September 15, 1998
    Assignee: Gamon International, Inc.
    Inventors: Terry Johnson, Randy L. Johnson
  • Vibratory finishing equipment
    Patent number: 5803233
    Abstract: The vibratory finishing equipment of the present invention employs a plurality of cylindrical tube members, spatially positioned relative to one another and interconnected by a tubular member having a series of three 60.degree. turns, such that flow proceeds effectively from one tube to the next. Media and piece parts are provided into the inlet of the uppermost tube and withdrawn from the outlet of the lowermost tube. Vibration is provided by an off-center weighted rotor located in proximity to the tubes.
    Type: Grant
    Filed: August 30, 1996
    Date of Patent: September 8, 1998
    Assignee: Ultramatic Equipment Co.
    Inventors: Nicholas K. Ferrara, Giuseppe Astorino
  • Method for in situ contaminant extraction from soil
    Patent number: 5788412
    Abstract: The present invention involves heating of sub-surface soil by use of conduction heating intermediate the injection and extraction wells of a vacuum extraction system. This conduction heating is accomplished by implanting heat exchange units, such as a circulating hot oil system, into the soil between the injection and extraction wells.
    Type: Grant
    Filed: November 15, 1996
    Date of Patent: August 4, 1998
    Inventor: Jayant Jatkar
  • Tire support
    Patent number: 5749475
    Abstract: The apparatus of this invention comprises first and second support members, wherein each support member includes horizontally extending legs and an upright portion. One leg of each support member is arranged to overlie a leg of the other support member, and locking tabs on the overlying legs insert and lock into notches of the underlying legs to interlock the supports.
    Type: Grant
    Filed: March 24, 1997
    Date of Patent: May 12, 1998
    Assignee: Benchmarc Display, Incorporated
    Inventor: Jimmy M. Krebs
  • Fume incineration
    Patent number: 5735680
    Abstract: This incinerator circulates fumes to be incinerated through a heat exchange chamber; feeds the fumes into a combustion chamber; directs the incinerated fumes through heat exchange tubes to heat incoming fumes; scavenges fume leakage; and recirculates the scavenged fumes for incineration. Leakage of unincinerated fumes is controlled by use of a plurality of scavenging tubes positioned such that their orifices are proximate the hot end tube sheet within the combustion chamber to collect leaking fumes found near the hot end tube sheet and to feed those fumes back to the inlet for incineration.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: April 7, 1998
    Assignee: Applied Web Systems, Inc.
    Inventor: Gary Henkelmann
  • Motorcycle air shifter control
    Patent number: D392608
    Type: Grant
    Filed: October 30, 1996
    Date of Patent: March 24, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Motorcycle air shifter control
    Patent number: D392609
    Type: Grant
    Filed: October 30, 1996
    Date of Patent: March 24, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Brace for wheelie bar
    Patent number: D394033
    Type: Grant
    Filed: August 1, 1996
    Date of Patent: May 5, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Handle for an engine starter cart
    Patent number: D395113
    Type: Grant
    Filed: September 9, 1996
    Date of Patent: June 9, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Motorcycle oil catch can
    Patent number: D396868
    Type: Grant
    Filed: December 2, 1997
    Date of Patent: August 11, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Wheel chock mounting plate
    Patent number: D397983
    Type: Grant
    Filed: March 4, 1997
    Date of Patent: September 8, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Wheel chock mounting plate
    Patent number: D397984
    Type: Grant
    Filed: March 4, 1997
    Date of Patent: September 8, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Wheel chock mounting plate
    Patent number: D397985
    Type: Grant
    Filed: June 30, 1997
    Date of Patent: September 8, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Tow strap reel
    Patent number: D402539
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: December 15, 1998
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel
  • Fuel valve
    Patent number: D408069
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: April 13, 1999
    Assignee: Pingel Enterprise, Inc.
    Inventors: Wayne Pingel, Donna Pingel