using clamping and injection pressures that are proportional to each other

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Patents Grantslast 30 patents

Information Patent Grant
Injection moulding clamping apparatus for an injection moulding mac...
- Patent number 4,636,167
- Issue date Jan 13, 1987
- Tsuois Corporation
- Toru Shibata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pressless injection molding
- Patent number 4,014,974
- Issue date Mar 29, 1977
- Hercules Incorporated
- Lawrence C. Cessna
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pressless injection molding apparatus
- Patent number 3,972,668
- Issue date Aug 3, 1976
- Hercules Incorporated
- Lawrence C. Cessna
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3762848
- Patent number 3,762,848
- Issue date Oct 2, 1973
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3602947
- Patent number 3,602,947
- Issue date Sep 7, 1971
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL