PATENT COVER GRAPHIC


United States Patent 2,756,485
July 31, 1956

Process of Assembling Electrical Circuits
Moe Abramson
Stanislaus F. Danko


Filed August 28, 1950
Image of US PATENT 2,756,485

Abstract of the Disclosure

This invention relates to the assembly of electrical circuits.
Figure descriptions: cover graphic

  • Figure 1 is a perspective view of a metallic circuit etched from a copper face deposited on a dielectric base or deck.
  • Figure 2 is a cross-sectional view illustrating the step of soldering the circuit components to the printed board.
  • Figure 3 is a cross-sectional view illustrating an eyelet positioned in a hole on the circuit pattern to which a circuit component is to be secured.
  • Figure 4 is a cross-sectional view showing an eyelet interconnecting printed circuits formed on both sides of the base.
  • Figure 5 is a cross-sectional view showing a structural connector rod joining the printed circuits formed on both sides of the base.
  • Figure 6 is a perspective view showing a multiple deck assembly according to the present invention.



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1,783,642 12/1930 Fergusen 1,837,962 12/1931 Hensgen 2,066,876 01/1937 Carpenter et al. 2,270,166 01/1942 Hiensch 2,474,988 07/1949 Sargrove 2,492,236 12/1949 Mydlil 2,502,291 03/1950 Taylor 2,512,162 06/1950 Lips 2,607,821 08/1952 Van Arsdell
National Museum of American History
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