CSI Tunnel Systems

United States of America

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E21D 11/05 - Lining with building materials using compressible insertions 1
E21D 11/38 - WaterproofingHeat insulatingSoundproofingElectric insulating 1
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1.

Tunnel segment cross gasket

      
Application Number 14592485
Grant Number 09556734
Status In Force
Filing Date 2015-01-08
First Publication Date 2015-07-09
Grant Date 2017-01-31
Owner CSI Tunnel Systems (USA)
Inventor Carr, Dennis

Abstract

A tunnel segment radial cross gasket includes a base side or face and a top side or face. A plurality of longitudinally extending spaced parallel grooves are disposed on the base side. One or more longitudinally oriented bores, which are spaced from each other, extend through the gasket. The top face of the gasket includes first and second sections, with the second section being tapered or angled in relation to the first section.

IPC Classes  ?

  • E21D 11/38 - WaterproofingHeat insulatingSoundproofingElectric insulating
  • E21D 11/05 - Lining with building materials using compressible insertions