Patent ID: 7422459
Filing Date: 2008-09-09
Classification: G01K,H01R,H02G

Abstract:
1. A seal fitting for connecting a thermocouple (TC) or resistance temperature detector (RTC) to a lead wire from a sensor comprising: a shell; means retained to said shell for clamping a lead wire from a TC or RTD sensor; a ceramic disk retained in said shell in spaced relationship to said sensor wire clamping means; a male conductive pin with one end in electrical contact with said sensor wire clamping means and the other end extending through said ceramic disk, the ceramic material comprising said disk sealing against said conductive pin; a female conductive pin in electrical contact with said male conductive pin; means in electrical contact with said female conductive pin for clamping a lead wire from the TC or RTD; and each of said wire clamping means comprising a clamping tab, a receptacle, a spring, a screw, and a threaded tab, the spring biasing the clamping tab away from the receptacle and the screw tightening the clamping tab against the respective lead wire or sensor wire received in the receptacle, the spring being confined by and threaded through the threaded tab.