Patent information:
| Patent: | Utility 1,625,514 |
| Patented: | April 19, 1927 |
| Applied: | February 12, 1925 |
| Title: | Apparatus for Forming Plastic Materials |
| Description: | Improved press to form insulator shape from wet process clay and cut in threaded pinhole |
| Category: | Press |
| Assigned to: | The Ohio Brass co. |
Patentee Information:
| AUSTIN, Arthur O. | Barberton, OH |
| MACLEOD, Donald Keith | Barberton, OH |
Class and subclass information:
| Class: | 425 | PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS |
| Subclass: | 418 | PRESS FORMING APPARATUS HAVING OPPOSED PRESS MEMBERS; Male shaping member and female mold; Means rotating male shaping members; |
| Class: | 408 | CUTTING BY USE OF ROTATING AXIALLY MOVING TOOL |
| Subclass: | 67 | |
| Class: | 425 | PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS |
| Subclass: | 151 | WITH SAFETY FEATURE; |
| Class: | 425 | PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS |
| Subclass: | 423 | PRESS FORMING APPARATUS HAVING OPPOSED PRESS MEMBERS; Male shaping member and female mold; Female mold moving into a mating relationship with a male shaping member; |
Known specimens:
| None known |
Drawings:
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