Patents by Inventor Henry A. Davidson

Henry A. Davidson 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: 6438796
    Abstract: A drapery track fitting for use with a channel-shaped track (28) or tee-shaped track (30) holds drapery secure in a vibration and shock environment. The fitting may be an end cap (20), a carrier (22), or the like, and interfaces with the track either on the end or slideably mounted therewith. The fitting in either embodiment includes an integral stud (34), fabricated by injection molding, replacing a snap fastener metallic stud (38) used by prior art. The drapery employs a snap fastener socket (36) attached to the fabric which snaps over the integral socket on the fitting to hold the drapes securely in place, and yet, provides a removable feature for cleaning or replacement.
    Type: Grant
    Filed: April 10, 2001
    Date of Patent: August 27, 2002
    Inventor: Henry A. Davidson
  • Patent number: 5753178
    Abstract: Austenitic stainless steel for use when hot, the chemical composition of which, by weight, includes from 16% to 25% of Ni, from 16% to 18.5% of Cr, from 0% to 3% of Mo, from 0% to 2% of Mn, from 1% to 3.5% of Ti, from 0% to 1.5% of Al, less than 0.1% of C+N, up to 0.025% of B, the remainder being iron and impurities resulting from the production; the chemical composition additionally satisfying the relations:(0.94.times.Ni-65.times.F)/(1-F).gtoreq.12and17.ltoreq.(1.07.times.Cr-1.5.times.F)/(1-F).ltoreq.22with:F=0.0444.times.Ti+0.0777.times.Al-0.0592.
    Type: Grant
    Filed: August 8, 1996
    Date of Patent: May 19, 1998
    Assignee: IMPHY S.A.
    Inventors: James Henry Davidson, Williams Mihoub
  • Patent number: 4672898
    Abstract: An adjustable table with a bulkhead bracket (20) permanently mounted on the wall or vertical surface of a watercraft, recreational vehicle, or the like. A davit shaped arm (30) slips into the bracket (20) and is axially rotatable, with detents (34) interfacing into notches (24) in the bracket for placement. A top attaching bracket (40) slips over the arm (30) on the horizontal end with detents (34) penetrating a pair of holes (42) to maintain stability and achieve adjustment. A top (50) is permanently secured to the top attaching bracket (40) providing a flat work surface and rotatable 360 degrees from the wall, also tilting 90 degrees horizontally for access.
    Type: Grant
    Filed: March 4, 1986
    Date of Patent: June 16, 1987
    Inventor: Henry A. Davidson
  • Patent number: D611804
    Type: Grant
    Filed: August 6, 2009
    Date of Patent: March 16, 2010
    Inventor: Henry Davidson