Patent information:
| Patent: | Utility 1,304,571 |
| Patented: | May 27, 1919 |
| Applied: | May 9, 1918 |
| Title: | Mold for Forming Insulators or Other Porcelain Objects |
| Description: | Mold for bushing with undercut petticoats formed by the casting process by pouring in clay slip |
| Category: | Mold |
| Assigned to: |
Patentee Information:
| KIRK, Charles J. | New Castle, PA |
| BRAIN, GEORGE | New Castle, PA |
Class and subclass information:
| Class: | 249 | STATIC MOLDS |
| Subclass: | 151 | CONTAINER-TYPE MOLDING DEVICE; And an inner removable core to form recess or opening; Having inner and outer shells forming conduit-type product, receptacle-type product, or module; Core slidably removably engaging a hole in the wall of the molding device; |
| Class: | 249 | STATIC MOLDS |
| Subclass: | 108 | INCLUDING STATIC FILLING MEANS IN CONTACT WITH MOLD CAVITY; Means is separable funnel or hopper; |
| Class: | 249 | STATIC MOLDS |
| Subclass: | 134 | CONTAINER-TYPE MOLDING DEVICE; Of named component; |
| Class: | 249 | STATIC MOLDS |
| Subclass: | 59 | FORMING HELICAL OR THREADED PRODUCT; |
Known specimens:
| None known |
Drawings:
Page 1 |