Hinged Mouth Stiffeners Patents (Class 383/34)
  • Patent number: 4996727
    Abstract: A disposable waste bag having a flexible enclosure secured around the perimeter of an opening in a semirigid sheet of material. The semirigid sheet is foldable along a line across the middle to allow the bag to be opened and placed in position on a portable commode or bedpan. After use, the two halves of semirigid sheet material are brought together and secured to seal the bag. A gelling compound is included in the bag to solidify any liquid material deposited in it.
    Type: Grant
    Filed: July 28, 1989
    Date of Patent: March 5, 1991
    Assignee: Guardian Products, Inc.
    Inventor: Cynthia M. Wyatt
  • Patent number: 4948266
    Abstract: The invention is directed to a disposable waste bag with an upper frame member and a flexible bag attached thereto. The frame member has adhesive for securing the bag closed after the bag has been filled with waste or debris. Along two parallel sides of the frame member are fold lines along which the frame member can be folded upon itself to seal the bag when full. The frame member is slightly larger than an opening of a container in which it is used.
    Type: Grant
    Filed: June 12, 1989
    Date of Patent: August 14, 1990
    Inventor: David M. Bencic
  • Patent number: 4884603
    Abstract: A device for holding a flexible bag open for filling. The device includes a generally triangular insert that, when folded at two corners, is able to stand upright for facilitating placement of a flexible bag over the upright corner of the triangular insert, and which may thereafter be placed with the flat face down on the ground to facilitate the raking of leaves therein, and one or more reinforcing members on the insert providing a springlike action to the folded corners and keeping the bag open.
    Type: Grant
    Filed: May 9, 1989
    Date of Patent: December 5, 1989
    Inventor: Ted Simpson
  • Patent number: 4840497
    Abstract: In a first embodiment, a storage case for conventional accordion-fold cardboard sunshades is formed as an elongated generally rectangular case. The case is closed on three sides and is open at one end for the reception of the folded cardboard sunshades. The case is formed from two generally rectangular rigid plastic sheets which are joined along two longitudinal sides and on along bottom edges by strips of a flexible plastic sheet material. The case may be compressed to a minimum thickness when the sunshades are removed, but expands to accommodate the sunshades in a protected environment. In a second embodiment, the sunshades case is formed as a generally rectangular receptacle having one open end provided with a hinged support bracket. The receptacle is formed from a tough flexible plastic sheet material and may be printed with a warning sign for use by motorists as a highway distress signal.
    Type: Grant
    Filed: March 11, 1988
    Date of Patent: June 20, 1989
    Inventors: Sue E. Harber, James L. Harber
  • Patent number: 4524486
    Abstract: A method and apparatus are disclosed for assembling spring frame hinges that utilize a pin having a tapered self-aligning section, a stepped midsection and a raised diameter stopping element. By harvesting the offsetting tension created by the hinge tang and curls the pin is easily inserted, lockingly held securely in place without the use of any additional fastening technique and yet can be non-destructively disassembled with little difficulty. In preferred embodiments of the invention audio confirmation that the pin has been properly inserted is achieved and a locking flush pin is disclosed.
    Type: Grant
    Filed: August 23, 1982
    Date of Patent: June 25, 1985
    Assignee: Pivot Metal Works, Inc.
    Inventors: Victor Rios, Henry W. Wolf