Ergonomic pressure calibration pump
Description
This pump incorporates easy to use handles, a vernier knob to adjust pressure, and inside the vernier knob is the pressure relief valve which relives the pressure created. The created pressure, is used in conjunction with a sensor to be tested, and a pressure calibrator. The reservoir is a shatterproof, transparent, tapered container which makes viewing the liquid used for pressurization easier to see.
Claims
The ornamental design for an ergonomic pressure calibration pump, as shown and described.
Referenced Cited
Patent History
Patent number: D581950
Type: Grant
Filed: Jun 25, 2007
Date of Patent: Dec 2, 2008
Inventor: Cary Ratner (East Hills, NY)
Primary Examiner: R. Seifert
Application Number: 29/288,819
Type: Grant
Filed: Jun 25, 2007
Date of Patent: Dec 2, 2008
Inventor: Cary Ratner (East Hills, NY)
Primary Examiner: R. Seifert
Application Number: 29/288,819
Classifications
Current U.S. Class:
Pump Or Compressor (D15/7)