Nova Patents
US1852740A

Lamp

Abstract

This record has no abstract on file.

US1852740A, drawing sheet 1
Sheet 1 of 1

Term

Term ended

Expired 21 August 1949, 77.1 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

2 claims: 2 independent, 0 dependent

  1. 1
    What is claimed is:1. A lamp comprising a supporting standard, a single centrally located upwardly opening lamp socket, an incandescent lamp in the socket, a socket cover, a shade frame 93 having a lower ring secured to the socket cover, the frame extending upwardly and outwardly therefrom, an aluminum shield plate supported by the lower ring and having a hole to accommodate the neck of the lamp, 1Q ' L ‘ 1,863,740 an opaque reflector supported inside the frame and having a central lower aperture, the reflector acting to direct nearly all the light flux upwardly except such as passes 5 through the aperture, the shield plate receiving all the light passing through said aperture and diffusely reflecting it upwardly outside the reflector, and a diffusing shade carried by the shade frame outside the reflector 1® and intercepting the light reflected by the plate. . · x j
  2. 2
    A lamp comprising a supporting standard, a centrally located upwardly opening lamp socket for an incandescent lamp, a 78 socket cover, a shade frame extending upwardly and outwardly therefrom and cooperable with said socket cover, a shield plate supported from the shade frame and having a hole to accommodate the neck of the lamp, 20 an opaque, reflector disposed within the frame and acting to direct nearly all the light flux upwardly except such as passes through the aperture, the shield plate receiving substantially all the light passing 28 through said aperture and diffusely reflecting it upward outside the reflector, and a diffusing shade disposed outside the reflector and intercepting the light reflected by the sTiQ-de 30 Signed at Meriden, in the county of New Haven, and State of Connecticut, this 19th day of August, 1929. y LEROY C. DOANE. ββ