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Patente

  

Dola

[45] Sep. 30,1980

[54] LIQUID TIGHT CONNECTOR

[75] Inventor: Frank P. Dola, Port Richey, Fla.

[73] Assignee: AMP Incorporated, Harrisburg, Pa.

[21] Appl. No.: 944,100

[22] Filed: Sep. 20,1978

[51] Int. CI.* F16L3/04

[52] U.S. CI 285/161; 174/65 R;

285/242; 285/251; 285/331; 285/423;

285/DIG. 22

[58] Field of Search 285/331, 322, 242, 243,

285/255, 251, DIG.22, 423, 158, 161; 174/65 R

[56] References Cited

U.S. PATENT DOCUMENTS

3,262,721 7/1966 Knight 285/242 X

3,462,539 8/1969 Winston 285/158 X

3,492,410 1/1970 Kelly 174/65 R

3,493,672 2/1970 Bromberg 174/65 R

3,549,177 12/1970 Sotolongs 285/161 X

3,603,912 9/1971 Kelly 174/65 SS

3,724,882 4/1973 Dehar 285/243

3,840,256 10/1974 Cox 285/331 X

3,853,338 12/1974 Wilson 285/DIG. 22

3,971,578 7/1976 Schemith 285/423

3,997,195 12/1976 Bartholomew 285/331 X

Primary Examiner—Dave W. Arola
Attorney, Agent, or Firm—Anthony S. Volpe

[57] ABSTRACT

The disclosure is directed to a pre-assembled liquid tight connector for use with flexible metallic conduit. The connector is comprised of a one piece body member having a grounding member formed integrally therewith. Additionally, the body member is so constructed as to retain a resilient polyurethane collar in a pre-loaded position so that after assembling the ground conductor to the flexible metallic conduit, the collar is simply pried from the pre-load position and a liquid tight seal is achieved.

9 Claims, 7 Drawing Figures

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U.S. Patent Sep. 30,1980 sheet 1 of 4 4,225,162

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U.S. Patent Sep. 30, 1980 Sheet 3 of 4 4,225,162

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