Strain decoupled transducer

• US 3,247,719 A
• Filed: 10/01/1963
• Issued: 04/26/1966
• Est. Priority Date: 10/01/1963
• Status: Expired due to Term

• Current Assignee: Herbert Chelner
• Original Assignee: Herbert Chelner
• Inventors: HERBERT CHELNER
• Application Number:
  US04/312,952
• Time in Patent Office: 938 Days
• US Class Current: 73/726
• CPC Class Codes: G01L 9/0051 using variations in ohmic resistance
• CPC Class Codes: G01L 9/0055 bonded on a diaphragm

Claims

3. A TRANSDUCER AND MOUNTING STRUCURE THEREFOR COMPRISING;

A CASE, SAID CASE INCLUDING AN ANNULAR UPSTANDING WALL, A DIAPHRAGM MEMBER AT ONE END OF SAID CASE, SAID DIAPHRAGM MEMBER HAVING MOUNTED THEREON STRAIN GAGE ELEMENTS, A CLOSURE MEMBER AT THE OTHER END OF SAID CASE, A RADIALLY OUTWARD DIRECTED FLANGE EXTENDING FROM SAID UPSTANDING WALL ADJACENT SAID OTHER END, SAID FLANGE HAVING A PERIPHERAL ANNULAR WALL OF A HEIGHT GREATER THAN THE THICKNESS OF SAID FLANGE SPACED FROM SAID UPSTANDING SIDE WALL WHEREBY TO FORM AN ANNULAR GROOVE, A FIRST MOUNTING MEMBER ENGAGING ONE SIDE OF SAID FLANGE, A GASKET ENGAGING THE ANNULAR WALL OF SAID FLANGE ON THE OTHER SIDE OF SAID FLANGE, AND A SECOND MOUNTING MEANS ENGAGING SAID GASKET.