Fluid ports used in bladder type hydraulic accumulators

• US 20090320290A1
• Filed: 06/27/2008
• Published: 12/31/2009
• Est. Priority Date: 06/27/2008
• Status: Abandoned Application

• Current Assignee: Donna Martina Bennett
• Original Assignee: Donna Martina Bennett
• Inventors: Bennett, Donna Martina
• Application Number:
  US11/690,117
• Publication Number:
  US 20090320290A1
• Time in Patent Office: Days
• US Class Current: 29/890.06
• CPC Class Codes: B23P 15/00 Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
• CPC Class Codes: F15B 15/18 Combined units comprising both motor and pump
• CPC Class Codes: F15B 2201/205 using gas
• CPC Class Codes: F15B 2201/3152 the flexible separating means being bladders
• CPC Class Codes: F15B 2201/41 Liquid ports
• CPC Class Codes: F15B 2201/43 Anti-extrusion means
• CPC Class Codes: F15B 2201/615 Assembling or methods for making ports therefor
• CPC Class Codes: Y10T 29/49394 Accumulator making

Abstract

The improvement in the manufacturing of fluid ports commonly used hydraulic bladder type accumulators by the manufacturing of the fluid port body and the poppet valve guide as separate pieces in the manufacturing process.

Claims

1. The improvements in the manufacture of fluid ports commonly used in hydraulic bladder type accumulators with the poppet guide made as a separate piece from the fluid port body.