Patents Represented by Law Firm Stein & Frijouf
  • Patent number: 4085601
    Abstract: A nonpickable lock device comprising a housing, a plug rotably mounted in said housing and having an axially extending keyway, tumblers, disposed for reciprocal movement within cross bores formed in said plug for blocking rotation of said plug unless a properly bitted key is inserted in the keyway, and tumbler biasing means mounted in clearance slots formed in said plug in registry with said tumblers.
    Type: Grant
    Filed: January 30, 1976
    Date of Patent: April 25, 1978
    Inventor: Kenneth D. Sauder
  • Patent number: 4083736
    Abstract: An apparatus is disclosed for mounting a filter to a valve member which is suitable for use in an aerosol container or the like. The apparatus includes a valve member holder adapted for moving the valve member between a loading position, a securing position and an unloading position. The valve member is loaded on the valve member holder at the loading position. A securing element is mounted relative to the securing position with the filter being interposed between the valve member and the securing element. The securing element secures the filter to the valve member by sonic or ultrasonic welding. The valve member and the secured filter is unloaded from the valve member holder at the unloading position. The invention may include a sensor for sensing the presence of the filter secured to the valve member for testing each of the filtered valve members.
    Type: Grant
    Filed: March 9, 1977
    Date of Patent: April 11, 1978
    Assignee: Seaquist Valve Company, Div. of Pittway Corporation
    Inventors: Edward R. Nordstrom, Roger K. Ufferfilge
  • Patent number: 4071984
    Abstract: The building or house assembly elements disclosed herein comprise prefabricated wall panels and linearly grooved vertical studs or pillars or horizontal joists into which the edges of these wall panels are fitted and supported. The wall panels comprise a laminated structure with a thick interior section of insulation such as foam polystyrene, foam polyurethane, fiberglass, etc. with outer surfaces comprising wood, aluminum, plastic, etc. which is laminated to the insulation material. The overall width of the laminated panel is of the same dimension as the width of the grooves in the pillars or joists so as to fit tightly therein. Each panel has a substantial length so that generally no more than two panels are sufficient to fill the full length of said linear groove. The structure of this invention is particularly adaptable to the inclusion of windows and doors in the structure.
    Type: Grant
    Filed: September 16, 1976
    Date of Patent: February 7, 1978
    Inventor: Kenneth Larrow
  • Patent number: 4064836
    Abstract: An aquatic tank is disclosed comprising a frame-like base which may be formed from a one piece continuous or open loop member configured into a predetermined shape and designed to support a flexible tank therefrom. The tank may include a single layer having its upper peripheral edge connected in sealing engagement to the frame, or alternately, the tank may be formed from two layers arranged in spaced relation to one another. The two layers are joined to the frame by a portion of the material itself which is folded over the frame to define the open top of the tank.
    Type: Grant
    Filed: July 30, 1976
    Date of Patent: December 27, 1977
    Inventor: Jiri Taborsky