Patents by Inventor Roland W. Gerstenberger

Roland W. Gerstenberger 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: 6183455
    Abstract: There is provided a biodegradable feminine hygienic interlabia pad which includes a biodegradable inner absorbent sliver made of cotton or rayon and a biodegradable outer cover also made of cotton or rayon. The edges of the outer cover are sewn together to form a hollow cylinder. There is also provided a method and apparatus for manufacturing the pads. A rope of absorbent material and a web of the outer covering are brought together in a die. The die in the form of a hollow tube and a tapered guide which causes the outer covering to enclose the absorbent material with the seam for the outer covering being on the inside of the pad. The die includes an opening for exposing the adjacent edges of the web so that the edges may be sewn together. Also adjacent panels are formed by sewing the pad itself.
    Type: Grant
    Filed: June 25, 1996
    Date of Patent: February 6, 2001
    Assignee: A-Fem Medical Corporation
    Inventors: Roland W. Gerstenberger, Robert L. Buck
  • Patent number: 5575047
    Abstract: There is provided a biodegradable feminine hygienic interlabia pad which includes a biodegradable inner absorbent sliver made of cotton or rayon and a biodegradable outer cover also made of cotton or rayon. The edges of the outer cover are sewn together to form a hollow cylinder. There is also provided a method and apparatus for manufacturing the pads. A rope of absorbent material and a web of the outer covering are brought together in a die. The die in the form of a hollow tube and a tapered guide which causes the outer covering to enclose the absorbent material with the seam for the outer covering being on the inside of the pad. The die includes an opening for exposing the adjacent edges of the web so that the edges may be sewn together. Also adjacent panels are formed by sewing the pad itself.
    Type: Grant
    Filed: September 18, 1995
    Date of Patent: November 19, 1996
    Assignee: Athena Medical Corporation
    Inventors: Roland W. Gerstenberger, Robert L. Buck
  • Patent number: 5346438
    Abstract: There is provided a clam shell shaped belt guide pulley having first and second curved halves which are hinged together. Each pulley half has curved inner and outer surfaces. The pulley is adapted to be placed on a large diameter shaft without the need to remove the shaft from the remainder of the machine. There is no supporting structure between the inner surfaces of the pulley halves and the shaft. Each half has a free end. An apparatus is provided to removably connect the free ends together to secure the pulley on the shaft.
    Type: Grant
    Filed: July 12, 1993
    Date of Patent: September 13, 1994
    Assignee: R. G. Technical Associates, Inc.
    Inventors: Roland W. Gerstenberger, William R. Joyce
  • Patent number: 5284457
    Abstract: There is provided a clam shell shaped belt guide pulley having first and second curved halves which are hinged together. Each pulley half has curved inner and outer surfaces. The pulley is adapted to be placed on a large diameter shaft without the need to remove the shaft from the remainder of the machine. There is no supporting structure between the inner surfaces of the pulley halves and the shaft.
    Type: Grant
    Filed: August 18, 1992
    Date of Patent: February 8, 1994
    Assignee: R. G. Technical Associates, Inc.
    Inventors: Roland W. Gerstenberger, William R. Joyce
  • Patent number: 5043852
    Abstract: There is provided a bench to facilitate the self-examination, shaving, and/or cleansing of the user's pubic area. The bench includes a cavity which is covered by an operable top. A light and a mirror are received in the cavity. The bench includes one or more foot supports. The mirror is mechanically linked to the top so that when the top is opened the mirror will move out of the cavity. The mirror is adjustable to permit the user to readily observe the pubic area.
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: August 27, 1991
    Inventor: Roland W. Gerstenberger
  • Patent number: 4995150
    Abstract: There is provided a method and apparatus for manufacturing feminine hygienic pads in the form of adjacent thick and thin elongated panels having a filler of absorbent material and an outer covering. A rope of absorbent material and a web of the outer covering are brought together in a die. The die in the form of a hollow tube and a tapered guide causes the outer covering to enclose the absorbent material with the seam for the outer covering being on the inside of the pad. The adjacent panels are formed by sewing the pad.
    Type: Grant
    Filed: March 5, 1990
    Date of Patent: February 26, 1991
    Assignee: Xtramedics, Inc.
    Inventors: Roland W. Gerstenberger, Philip E. Cantrell
  • Patent number: 4542859
    Abstract: A method and apparatus is provided for tightly rolling mats. The mats are moved in a horizontal direction in their flattened condition to a rolling section which includes a plurality of fixed curved fingers and a corresponding plurality of curved spring-loaded fingers. A roller is further provided to move the mat upwardly from the conveyor forming a tight cylindrically shaped mat inside the curve of the fingers. Upper belts are provided above the fingers to further ensure that the mat is rolled tightly.
    Type: Grant
    Filed: May 23, 1983
    Date of Patent: September 24, 1985
    Inventor: Roland W. Gerstenberger