UK No2 Mk1 Pressure Switch was developed by MD1 production began in 1939 and during wartime over 2.25 million were produced.
The switch was used as a boobytrap device by placing under boards door mats etc
To function it requires pressure of 30-40lbs on the pressure head which contains a V shaped cutter,this cuts through the striker spindle causing the striker to be released under spring pressure ,which in turn on been driven forward fires the percussion cap .
These examples are stamped on the main body ESS and EOSS or ECSS
Feel free to add more photos and information to this post
Further information can be found here on Lex,s site http://www.lexpev.nl/fuzesandigniters/unitedkingdom/switchno2pressuremk1mk2.html
The switch was used as a boobytrap device by placing under boards door mats etc
To function it requires pressure of 30-40lbs on the pressure head which contains a V shaped cutter,this cuts through the striker spindle causing the striker to be released under spring pressure ,which in turn on been driven forward fires the percussion cap .
These examples are stamped on the main body ESS and EOSS or ECSS
Feel free to add more photos and information to this post
Further information can be found here on Lex,s site http://www.lexpev.nl/fuzesandigniters/unitedkingdom/switchno2pressuremk1mk2.html
