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A working gumball machine holds three balls and can dispense them or receive others during play. A working, 12-hour analog clock can display the current time and function as a timer during certain rounds. The Powerball is a white ceramic ball lighter than the other steel balls in the machine and unaffected by magnets.
Sales grew over the next eight years at a rate of 70-80% per year. The company was acquired by Coors Porcelain in 1975, primarily for the product line of ceramic plungers used in reciprocating pumps in secondary oil recovery processes, and ceramic ball valves. Coors renamed the company R.I. Ceramic Company in 1978.
Fed through the frame's crossbars was a rod with attached plunger. In operation, a hand-turned wheel was spun to lower the plunger, pressing a ball of clay into a mold. The plunger stopped short of the mold bottom to form the pot base. A flange at the top of the plunger contacted the mold top to form the upper edge of the ware.
The game also featured a gumball machine, which could be loaded by the player and which could dispense a ball into play. This machine was also connected to another new feature, the "Powerball" — a white ceramic ball which was lighter than the others and unaffected by the game's magnets.
plunger. A player-controlled, spring-loaded rod that allows the player to send the ball into the game. The plunger is usually located at the bottom right corner of the pinball machine. pop bumper. Round, mushroom-shaped targets set into the playfield of most pinball machines.
The inside of an extremely large butterfly valve Duplex ball valve Three check valves in corrosion-resistant Hastelloy Stainless steel gate valve. Valves can be categorized into the following types, based on their operating mechanism: Ball valve, for on–off control without pressure drop. Ideal for quick shut-off, since a 90° turn completely ...