Patents by Inventor David J. Nestlen

David J. Nestlen 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: 4615368
    Abstract: A novel apparatus for detachably securing together the opposed ends of a lateral cable in a tire chain mounted on a tire. The apparatus includes a plurality of spaced-apart anchor members mounted on one end of the lateral cable and a generally U-shaped clasp joined to the other end of the cable. The clasp includes a base, a first expanse which is joined to and extends outwardly from the base at a right angle, and a second expanse, forming part of the other end of the clasp, which is joined to and projects outwardly from the base, and is inclined away from the first expanse. The clasp further includes an elongate slot which extends longitudinally of the clasp, with opposite ends in the first and second expanses, and having in the second expanse in an enlarged portion which accommodates passage therethrough of an anchor member.
    Type: Grant
    Filed: October 30, 1984
    Date of Patent: October 7, 1986
    Assignee: LaGrand Chain Corporation
    Inventor: David J. Nestlen
  • Patent number: 4306602
    Abstract: A novel tire chain tightener for interconnecting opposed end links of a perimeter chain of a tire chain mounted on a tire includes an arcuate handle member including a free end and a lug end, the lug end being pivotally connected to an end link of the perimeter chain with the free end being insertable into an opposite end link of the perimeter chain and movable therethrough to draw up the perimeter chain into a locked position. The handle member is dimensioned for gripping by all of the fingers of an individual's hand and a catch is disposed adjacent the lug end for receiving and holding the opposite end link in a locked position. Additionally, the lug end is provided with an eyelet for pivotally receiving the end link with the catch including a notch having a circular portion configured for nesting the opposite end link in the locked position.
    Type: Grant
    Filed: May 13, 1980
    Date of Patent: December 22, 1981
    Assignees: The Standard Steel Companies, Leland Waltuck, Brenda Berger
    Inventor: David J. Nestlen