Deep drawing machine has upper clamping frame for heated plastic sheet with synchronized intermeshing cogs driven by single motor and mounted on ends of short levers whose opposite ends are connected to long levers pivoted on support plate

摘要

Deep drawing machine has an upper clamping frame for heated plastic sheet. This two synchronized intermeshing cogs (26, 32) which are driven by a single motor and are mounted on the ends of short levers (25) whose opposite ends are connected to long levers (23) pivoted on a support plate (22). An independent claim is included for a similar machine fitted with two motors.