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US 2010/0163175 A1Published application
Vacuum forming machine and method of making vacuum formed product
AssigneeYamaha Hatsudoki Kabushiki Kaisha
InventorYasuo SUZUKI
Life of this patent
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Abstract
A vacuum forming machine according includes a chamber configured to be loaded with a base member and a decorative sheet, a frame arranged to surround the base member that has been loaded into the chamber, a pressure reducer arranged to reduce the pressure inside the chamber, and a communication path arranged to establish communication between the inside of the frame and an external space at the atmospheric pressure.
Claims11
A vacuum forming machine for attaching a decorative sheet onto a base member, the vacuum forming machine comprising:
- a chamber configured to be loaded with the base member and the decorative sheet;
- a frame arranged to surround the base member that has been loaded into the chamber;
- a pressure reducer arranged to reduce pressure inside the chamber;
- and
- a communication path arranged to establish communication between an inside of the frame and an external space at atmospheric pressure.
2 more elements
A method of making a vacuum formed product, the method comprising the steps of:
- preparing a decorative sheet and a base member;
- and
- attaching the decorative sheet onto the base member inside a chamber;
- wherein
- the step of attaching includes the steps of:
- (a) putting the base member into a frame that is arranged inside the chamber;
- (b) reducing pressure inside the chamber in which the base member has been loaded;
- (c) bringing the decorative sheet toward the frame inside the chamber at the reduced pressure;
- and
- (d) maintaining communication between an inside of the frame and an external space at atmospheric pressure for a specified amount of time when the decorative sheet reaches a predefined distance from the frame.
7 more elements
Dependencies are inferred from the claim text.