Patent information:
Patent: | Utility 3,155,479 |
Patented: | November 3, 1964 |
Applied: | May 25, 1960 |
Title: | Centrifugal Molds and Method of Forming Hollow Articles |
Description: | Glass TV Tube Molds |
Category: | OI |
Assigned to: | Owens-Illinois Glass Co. |
Patentee Information:
Class and subclass information:
Class: | 65 | GLASS MANUFACTURING |
Subclass: | 70 | PROCESSES; Forming product or preform from molten glass; Initial forming of hollow product or preform in mold cavity; With severing of formed product; |
Class: | 65 | GLASS MANUFACTURING |
Subclass: | 71 | PROCESSES; Forming product or preform from molten glass; Initial forming of hollow product or preform in mold cavity; Spreading of molten glass by rotation; |
Class: | 65 | GLASS MANUFACTURING |
Subclass: | 302 | ARTICLE FORMING MEANS UTILIZING MOLD MOTION (E.G., CENTRIFUGAL CASTING); |
Class: | 249 | STATIC MOLDS |
Subclass: | 137 | CONTAINER-TYPE MOLDING DEVICE; Having means enabling rotation of molding device, e.g., rocker, pivot, etc.; |
Class: | 264 | PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES |
Subclass: | 311 | MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE; Shaping against forming surface (e.g., casting, die shaping, etc.); By rotation of material or material shaping member; Utilizing centrifugal force; |
Class: | 425 | PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS |
Subclass: | 289 | PREFORM SEVERING MEANS; |
Class: | 425 | PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS |
Subclass: | 425 | FEMALE MOLD INCLUDING TAMPING MEANS OR MEANS UTILIZING MOLD MOTION TO DISTRIBUTE OR COMPACT STOCK THEREIN; |
Known specimens:
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Drawings:
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