Reed switch

Claim 1

A REED SWITCH ASSEMBLY INCLUDING AN ELECTRIC CABLE CONTAINING A PLURALITY OF CONDUCTORS ENCLOSED IN AN INSULATING JACKET, A REED SWITCH COMPRISING A TUBE WITH CONTACTS THEREIN AND TERMINALS EXTENDING FROM THE CONTACTS THROUGH THE WALL OF THE TUBE, THE TERMINALS BEING CONNECTED WITH DIFFERENT ONES OF THE CONDUCTORS, AND A SHELL PROVIDING A HOUSING OVER THE TUBE, THE SHELL ENCLOSING A SINGLE CHAMBER WITH A WALL THICKNESS SUBSTANTIALLY LESS THAN THE DIAMETER OF THE ELECTRIC CABLE AND BEING DEFORMABLE UNDER OUTSIDE CLAMPING PRESSURE, A REINFORCING FITTING WITHIN THE SHELL AND IN CONTACT WITH THE INSIDE SURFACE THEREOF, AND BRACING THE SHELL AGAINST DEFORMING UNDER SUCH OUTSIDE CLAMPING PRESSURE, THE REINFORCING FITTING SURROUNDING THE CABLE AND BEING TIGHT THEREON, AND THE SHELL HAVING FASTENING MEANS CONNECTING IT WITH THE REINFORCING FITTING SO AS TO CONNECT THE SHELL WITH THE CABLE, THE CONNECTION OF THE SHELL TO THE CABLE BEING AT ONE END OF THE SHELL BEYOND THE END OF THE TUBE, SAID TUBE BEING SUPPORTED BY THE CONDUCTORS AND THE SHELL, AND SAID SHELL BEING A UNITARY STRUCTURE WITH THE ELECTRIC CABLE, SOME OF THE TERMINALS BEING AT DIFFERENT ENDS OF THE TUBE, DIFFERENT CONDUCTORS CONNECTING WITH THE DIFFERENT TERMINALS AND AT LEAST ONE OF THE CONDUCTORS EXTENDING LENGTHWISE OF THE TUBE BETWEEN THE TUBE AND THE SHELL, THE SHELL BEING CLOSED AT ITS UPPER END REMOTE FROM THE ELECTRIC CABLE, AND SAID ELECTRIC CABLE EXTENDING THROUGH THE LOWER END OF THE SHELL.