IL37192A - Means and process for centering an object in a receptacle - Google Patents

Claims (6)

1. In a receptacle* centering means for centrally locating an elongated member in the receptacle comprising a centering tube, first and second axial portions of said tube, an end of said second portion bearing directly or indirectly against a receptacle base, a mouth of said first portion for receiving said elongated member and an intermediate spider portion of said tube having radially directed doubled over lifcbs with unitary ends which bear directly or indirectly against receptacle valla, each limb having a pair of separate root portions formed respectively integrally with said first and second portions.

2. A spin stabilised shell including oentering means according to Claim 1 wherein said receptacle is constituted by the shell casing and wherein said elongated member is constituted by a burster tube.

3. 2. A spin stabilised shell substantially as hereinbefore described by way of example and with reference to Fig. 5 of the accompanying drawings.

4. A centering tube blank for use in forming the centering means according to Claim 1 comprising a tube, first and second portions of said tube communicating via an Intermediate tube portion in which are formed a plurality of elongated axially directed spaced apart incisions or apertures.

5. A centering tube blank substantially as hereinbefore described by way of example and with reference to Fig. 1 of the accompanying drawings*

6. A pressure rod for use in forming the centering means according to Claim 1 and comprising an elongated rod, a peripherial abutment or abutments formed on said rod at an intermediate portion of said and spaced from an end of said rod by an amount substantially leas than the height of the tube blank aa defined in Claim 1. 7· A method for centrally locating an elongated member in a receptacle comprising the steps of inserting the pressure rod according to claim 6 into the centering tube blank aocording to Claim 4 which has previously, or is subsequently located in said receptacle so that said abutmen (a) is/are in contact with a rim of said first portion, exerting axially directed pressure on said tube blank via said pressure ro* so that an end of said second portion is pressed against a base of said receptacle and so that the intermediate portion of the blank buckles so as to form outwardly splayed limbs whose outer ends press against the walls of the receptacle* 8* A method for centrally locating an elongated member in a receptacle substantially as hereinbefore described by way of example and with reference Pigs, 1 to 4 of the accompanying drawings.