London Transport ( Discussion of all forms of transport in London.

LinkBack Thread Tools Search this Thread Display Modes
  #1   Report Post  
Old December 15th 17, 01:36 PM posted to
external usenet poster
First recorded activity at LondonBanter: Dec 2017
Posts: 1
Default Tripcocks

Anyone know anything about the history of the tripcocks used on TfL
In 1893 J. R. Dix, manager of the Corris Railway, patented a device to
prevent a train passing a signal at danger, described thus: The wire
which places the signal at danger also elevates a lever between the
metals, which, coming into contact with the brake tap on the engine,
operates upon the steam or automatic brake and brings the train to a

He sold the patent in 1901, about the same time tripcocks were
introduced in London. What I'd like to know is, were the tripcocks
based on Dix's patent or could the purchase have been a device to
prevent a claim for infringement?

Thread Tools Search this Thread
Search this Thread:

Advanced Search
Display Modes

Posting Rules

Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On

Similar Threads
Thread Thread Starter Forum Replies Last Post
Tripcocks on 165s Joe London Transport 54 July 29th 05 06:49 PM

All times are GMT. The time now is 07:11 AM.

Powered by vBulletin®
Copyright ©2000 - 2018, Jelsoft Enterprises Ltd.
Copyright 2004-2018 London Banter.
The comments are property of their posters.

About Us

"It's about London Transport"


Copyright © 2017