Camera handgrip internally provided with electrical cells

Claim 1

A HANDGRIP FOR MOTOR DRIVEN CAMERAS OR MOTION PICTURE APPARATUS SELECTIVELY ENABLING THE USE OF CONVENTIONAL TYPES OF DRY CELL AND THE MERCURY OF NICKEL-CADMIUM TYPE OF CELL, COMPRISING A FIRST CHAMBER PROVIDED WITH TRIGGER MEANS AND CONTROL MEANS COOPERATIVE WITH SWITCH MEANS TO SELECTIVELY OPERATE THE CAMERA EITHER SINGLE FRAME OPERATION, OR CONTINUOUS FILMING, OR LOCKING OPERATION, A FIRST PAIR OF TERMINALS WITHIN THE FIRST CHAMBER, AN ELECTRICAL CORD CONNECTING THE FIRST PASIR OF TERMINALS TO A MOTOR WITHIN THE APPARATUS OR CAMERA, A SECOND HOLLOW CHAMBER PROVIDED WITH A FIRST SET OF TERMINALS AT THE TOP PORTION THEREOF AND A SECOND SET OF TERMINALS AT THE BOTTOM COVER FOR THE SECOND CHAMBER, THE FIRST AND SECOND SETS OF TERMINALS BEING COOPERATIVE WITH SAID SWITCH MEANS AND BEING SO DISPOSED THAT UPON INSERTION INTO THE SECOND HOLLOW CHAMBER OF CONVENTIONAL DRY CELLS THEY ARE CONNECTED TO THE POLES OF THE CELLS, AND THE SECOND HOLLOW CHAMBER BEING ADOPTED TO HAVE INSERTED THEREIN A BATTERY CASING HAVING A STACK OF MERCURY OR NICKEL-CADMIUM TYPE CELLS IN SERIATIM, THE BATTERY CASING, WHEN INSERTED, COOPERATING WITH THE SAID SECOND SET OF TERMINALS.