Patents Represented by Attorney Leo Gregory
  • Patent number: 3999714
    Abstract: This invention relates to an improvement in a device which reduces the flow of water through a shower head. The invention consists of a unitary cylindrical member being inserted into the delivery end of a water supply line adjacent a shower head connected thereto, the cylindrical member having a restrictive passage therethrough in the direction of the flow of water and the member being retained in position during operation of a shower by water pressure.
    Type: Grant
    Filed: October 30, 1975
    Date of Patent: December 28, 1976
    Inventor: Keith M. Lang
  • Patent number: 3959954
    Abstract: This mower consists of a cylindrical housing having a power shaft therein carrying a cutting blade at the lower portion of the housing and having mounted on said shaft above said cutting blade in the upper portion of said housing a plurality of pulverizing members which pulverize the grass, leaves and other material drawn into the housing and the upper portion of said housing has an apertured wall through which said pulverized material is discharged.
    Type: Grant
    Filed: February 20, 1975
    Date of Patent: June 1, 1976
    Inventor: Lawrence E. Halsten
  • Patent number: 3946518
    Abstract: A toy stick amusement device comprising an elongated cylindrical stick, an annular rib about said stick spaced from one end thereof to provide a handle portion of said stick and forming a stop member thereon, an annular rib adjacent the other end of said stick forming a stop member, a ring member about said stick having sufficient clearance therebetween for said ring to twirl freely about said stick and travel thereon between said stop members.
    Type: Grant
    Filed: November 11, 1974
    Date of Patent: March 30, 1976
    Inventor: Howard M. Ylitalo
  • Patent number: 3940886
    Abstract: A door locking structure forming a panic exit device consisting of an elongated housing recessed within the leading edge of a door structure, an operating rod including latch bolts disposed in said housing, an astragal seated within a channel formed in the leading edge of said housing, link members connecting said rod and said astragal and operating means carried by said housing operating said rod to move said astragal inwardly and outwardly of said channel, a plurality of cam headed lug members carried by said rod, a plurality of studs corresponding to said cam members extending rearwardly of said astragal whereby latching movement of said rods moves said cam members to engage their corresponding studs to hold said astragal in an outward or extended dead locked position.
    Type: Grant
    Filed: July 5, 1974
    Date of Patent: March 2, 1976
    Assignee: American Device Manufacturing Company
    Inventor: Chester W. Ellingson, Jr.
  • Patent number: 3939457
    Abstract: An air filter restriction detection device communicating with the air stream passing from an air filter to the air intake of an internal combustion engine sensing a decrease in the supply of air being drawn through said air filter by said engine and the same being indicated by the linear movement of an indicating member in said device, said device indicating also when said air filter requires cleaning or replacement for lack of a sufficient supply of air being drawn therethrough.
    Type: Grant
    Filed: November 7, 1974
    Date of Patent: February 17, 1976
    Inventor: Richard Donald Nelson
  • Patent number: 3931857
    Abstract: A conventional two row potato combine basic frame and conveyor structure having removably mounted thereon a four row potato digger apron supported by a removable outboard and inboard frame and support members and having removably mounted onto said frame structure a pair of spaced angularly disposed conveyors converging crop from said multi-row digger apron onto a single elevating conveyor of said basic frame structure.
    Type: Grant
    Filed: December 9, 1974
    Date of Patent: January 13, 1976
    Assignee: Dahlman, Inc.
    Inventors: Edward C. O'Hare, Wallace J. DeVries, Sr.