Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – To produce composite – plural part or multilayered article
Patent
1979-05-30
1980-10-28
Hoag, W. E.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
To produce composite, plural part or multilayered article
295272, 295274, 113121C, 264130, 264134, 264135, 264138, 264267, 264320, 2643288, B29C 500, B29F 100
Patent
active
042306590
ABSTRACT:
A method of making a wall of a container which wall is to be ruptured to gain access to the interior of the container, the method comprising forming a weakening in the wall corresponding to the path along which the wall is to be ruptured, locating the wall between mould tools which are formed as to one of them with a bead recess which will overlie the weakening and as to the other with a rupture recess in register with the bead recess, injecting material into the bead recess to displace the wall regions adjacent the path into the rupture recess to further weaken the connection between the wall parts to either side of the said path, and to form a seal therebetween and removing the wall from the tools.
REFERENCES:
patent: 3271499 (1966-09-01), Schwaiger
patent: 3337084 (1967-08-01), Song
patent: 3628688 (1971-12-01), Haggard
patent: 3881437 (1975-05-01), Lovell et al.
patent: 3891116 (1975-06-01), Schane
patent: 3931909 (1976-01-01), Dall et al.
patent: 3967749 (1976-07-01), Walter
patent: 4044916 (1977-08-01), Beveridge
Airfix Industries Limited
Hoag W. E.
LandOfFree
Method for forming a rupturable area in a container does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method for forming a rupturable area in a container, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for forming a rupturable area in a container will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-267650