Las cabinas rebatibles son "tilt-cabs":

http://www.daflastbiler.dk/fotoarkiv/LF/019_LF_Tilt_Cab.jpg

http://www.oakleycoachbuilders.net/tour.asp

An air conditioning unit 84 having both heating and cooling coils may be installed in .... bracket 138 so as not to be damaged during tilting of the cab 20. ...
http://www.freepatentsonline.com/4121684.html

In the 2001 medium truck market the Toyota Dyna range was the leader at a ... catches to prevent accidental tilting of the cab plus counterbalance requiring ...
http://www.toyotatrucks.co.za/news/news_article.asp?article=...

... may result in accidental tilting of the cab if the fastening mechanism has not been properly engaged, for example under hard braking or in a collision. ...
http://www.ipexl.com/patents/EPO_EP1849689.html

TRUCKS HAVING CAB TILTING MECHANISMS - Patent Review GB19730037059 ...
(d) after initial tilting of the cab from its riding position the free movement is ... A truck having a cab tilting mechanism substantially as hereinbefore ...
http://www.wikipatents.com/gb/1399612.html

My 2 cents...