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US 9,433,992 B1Granted
Bulge forming apparatus and method
AssigneeThe Boeing Company
InventorPaul J. Tauzer
Life of this patent
Estimating the term…
Abstract
A bulge forming apparatus including a valve, and a forming die connected to the valve, the forming die including a forming chamber, the forming chamber being configured to receive a blank part and having a working surface, a seal disposed between the working surface and the blank part such that a sealed volume is formed between the blank part and the working surface, and a passage disposed through the forming die such that one end of the passage is open to the sealed volume and another end of the passage is coupled to the valve.
Claims13
A bulge forming apparatus comprising:
- a valve;
- a forming die connected to the valve, the forming die including
- a forming chamber, the forming chamber being configured to receive a blank part and having a working surface,
- a seal disposed between the working surface and the blank part such that a sealed volume is formed between the blank part and the working surface, and
- a passage disposed through the forming die such that one end of the passage is open to the sealed volume and another end of the passage is coupled to the valve;
- and
- a pressure chamber configured to accept insertion of the valve and forming die wherein the valve is configured to release gas from the sealed volume into the pressure chamber as a pressure within the pressure chamber is decreased.
4 more elements
A bulge forming apparatus comprising:
- a tooling fixture including
- a check valve, and
- a forming die connected to the check valve, the forming die including
- a forming chamber, the forming chamber being configured to receive a blank part and having a working surface,
- a seal disposed between the working surface and the blank part such that a sealed volume is formed between the blank part and the working surface, and
- a passage disposed through the forming die such that one end of the passage is open to the sealed volume and another end of the passage is coupled to the check valve;
- and
- a pressure chamber having an interior that is sized for insertion of the tooling fixture within the interior, wherein the pressure chamber is configured to seal the tooling fixture within the interior and the check valve is configured to release gas from the sealed volume into the interior of the pressure chamber as a pressure within the pressure chamber is decreased.
5 more elements
Dependencies are inferred from the claim text.