Method and Apparatus for Forming Pottery Cup Handles (Patent No: 498107)
Inventor: Medalta Potteries Ltd. (assignee)
Location: Medicine Hat
Comments: see Glenbow Archives; Medalta Stoneware Limited incorporated 1915 by 1921 shipping wares to eastern Canada; 1924 Medalta potteries Limited; added new items to the line; 1937 producing hotel china and dishes for armed forces; 1952 sold, failed, plant closed 1954
Description: Issued December 1, 1953
Edgar C. Janes, Montreal, Quebec, Canada, assignor to Medalta Potteries Ltd., Medicine Hat, Alberta, Canada. Application August 3, 1950, Serial No. 604,185
Method of making a cup with handle attached which comprises forming a cup and solid handle portion, integral and then subjecting the solid handle portion, while in a plastic state, to a cutting and forming operation.
5. Apparatus of the character described comprising a stand, a cup support mounted on said stand, a cup having a handle extension moulded integrally therewith mounted on said support, a pair of handle forming dies mounted on said stand at opposite sides of said handle extension for lateral movement toward said handle extension and means actuating said dies for cutting said handle extension from opposite sides to form the desired handle form.
6. Apparatus as set forth in claim 5, said actuating means including a toggle mechanism including a lever arm carried by said stand, said toggle mechanism having two arms each linked at their ends remote from the lever arm to one arm of an L-shaped lever having its other arm pivotally connected intermediate its length to the stand, each L-shaped lever having its free end disposed to move one of the dies to its closed cutting engagement with said handle extension in response to rotation of said L-shaped lever about its pivotal axis through the medium of said toggle mechanism.
7. Apparatus as set forth in claim 6 including resilient biasing means engaging said dies for returning said dies to their inoperative positions after the cutting operation is completed.