Nova Patents
US770595A

Untitled record

Abstract

This record has no abstract on file.

US770595A, drawing sheet 1
Sheet 1 of 1

Term

Term ended

Expired 20 September 1921, 105 years ago.

  1. Granted
  2. Expired
  3. Today

1 claim: 1 independent, 0 dependent

  1. 1
    15 Having thus fully described my invention, what I claim as new and useful is— In door-hinges, the combination with a door and its jamb, of an upper hinge comprising in its construction two leaves, the pintle of 20 the hinge being formed integral with the leaf secured to the door, bearings formed with the other leaf, and a lower hinge comprising in its construction two leaves, the pintle of this hinge being formed integral with the leaf secured to the door-jamb, bearings formed with 25 the other leaf secured to the door, a portion of each of .the pintles being formed cylindrical and a portion flattened, each of the bearing' being provided with a central bore of a diameter the same as the diameter of the cylin- 30 drical portion of the pintle, the walls of said bearings being cut away or slotted to allow the cylindrical portion of the pintles to pass into the bearings horizontally, and a portion of the slots or cut-away portions of each bear- 35 ing in alinement with the flattened portions of the pintles being of such a width as to always allow said flattened portions to pass into the slots edgewise, as and for the purpose specified. 4° In testimony whereof I have hereunto affixed my signature in the presence of two subscribing witnesses. WILLIAM LOVETTE. Witnesses:. William H. Carey, Andrew Siebert.