Multiple gore balloon manufacturing process

• US 2,656,293 A
• Filed: 12/05/1951
• Issued: 10/20/1953
• Est. Priority Date: 12/05/1951
• Status: Expired due to Term

• Current Assignee: William F. Huch
• Original Assignee: William F. Huch
• Inventors: Huch, William F.
• Application Number:
  US03/259,978
• Time in Patent Office: 685 Days
• US Class Current: 156/264
• CPC Class Codes: B29C 65/18 using heated tools
• CPC Class Codes: B29C 66/133 Fin-type joints, the parts to be joined being flexible the parts to be joined being rigid B29C66/1312
• CPC Class Codes: B29C 66/435 Making large sheets by joining smaller ones or strips together
• CPC Class Codes: B29L 2022/022 Balloons
• CPC Class Codes: B64B 1/58 Arrangements or construction of gas-bags; Filling arrangements
• CPC Class Codes: Y10T 156/1054 and simultaneously bonding [e.g., cut-seaming]
• CPC Class Codes: Y10T 156/1066 Cutting to shape joining edge surfaces only
• CPC Class Codes: Y10T 156/1075 of plural laminae from single stock and assembling to each other or to additional lamina
• CPC Class Codes: Y10T 83/0419 By distorting within elastic limit

Claims

8. THE METHOD OF FORMING GORES FOR A MULTIPLE GORE BALLON FROM A STRIP OF THIN GAS PROOF SHEET MATERIAL HAVING STRAIGHT PARALLEL LONGITUDINAL EDGES, WITH THE AID OF A PATTERN HAVING THE SHAPE OF A COMPLETE SINGLE GORE WITH GENTLY CURVED OPPOSITE LONGITUDINAL EDGES, WHICH COMPRISES SUPERIMPOSING THE PATTERN AND A PORTION OF THE STRIP, ALIGNING AT LEAST ONE STRAIGHT EDGE OF THE STRIP WITH A SUBTNTIAL PORTION INCLUDING FROM 25% TO 10% OF THE LENGTH OF THE CORRESPONDING CURVED EDGES OF THE PATTERN, AND CUTTING THE STRIP ALONG THE REMAINING CURVED EDGES OF THE PATTERN THEREBY FORMING AND SERVING FROM THE STRIP A COMPLETED GORE.