Patents by Inventor Richard Kuntze

Richard Kuntze has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4555854
    Abstract: In order to simplify and improve the fly-back suppressor in a roll tape measure having a box-shaped housing 1, serving as a handle and made up of two rigidly interconnected halves 2, 3 of elastic plastic, an approximately dish-shaped drum 5 subjected to the force of a tension spring and mounted on a shaft 4 or a bolt 15, a measuring tape 9 wound onto the drum and a manually operable fly-back suppressor for the said tension spring. The housing 1 contains a brake body 12, 17 which rests against the drum under the effect of spring pressure and which can be operated from the outside.
    Type: Grant
    Filed: June 19, 1984
    Date of Patent: December 3, 1985
    Assignee: Karl Kuntze (GmbH & Co.)
    Inventor: Richard Kuntze
  • Patent number: 4403006
    Abstract: A gypsum board consisting essentially of a monolithic cellular core of set gypsum and a fiberous cover sheet encasement provided with improved properties by the gypsum core having incorporated therein coal fly ash in an amount of about 1-20% by weight of stucco in the gypsum slurry used in forming the board and method of producing the board are disclosed.
    Type: Grant
    Filed: March 13, 1980
    Date of Patent: September 6, 1983
    Assignee: United States Gypsum Company
    Inventors: Robert B. Bruce, Richard A. Kuntze
  • Patent number: 4259146
    Abstract: Asbestos fibres having excellent properties in resin reinforcement are produced by controlled heat treatment of a coarse fraction of chrysotile asbestos fibres.
    Type: Grant
    Filed: July 19, 1979
    Date of Patent: March 31, 1981
    Assignee: Ontario Research Foundation
    Inventors: Roger W. Glass, Richard A. Kuntze
  • Patent number: 4192707
    Abstract: Asbestos fibres having excellent properties in resin reinforcement are produced by controlled heat treatment of a coarse fraction of chrysotile asbestos fibres.
    Type: Grant
    Filed: December 29, 1977
    Date of Patent: March 11, 1980
    Assignee: Ontario Research Foundation
    Inventors: Roger W. Glass, Richard A. Kuntze
  • Patent number: 4180433
    Abstract: The filtration rate of asbestos-cement slurries formed from chrysotile asbestos fibres is improved by controlled heat treatment of the fibres at a temperature of about 400.degree. to about 600.degree. C. without loss of water of crystallization and fibre strength. The improved filtration rate allows an increased rate of production of asbestos-cement products.
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: December 25, 1979
    Assignee: Ontario Research Foundation
    Inventors: Roger W. Glass, Richard A. Kuntze