ACCESSORY OF THE DAY 12/06/10 POP VALVE SIGNAL FOR YOUR TIRE VALVE STEMS

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Model T Ford Forum: Forum 2010: ACCESSORY OF THE DAY 12/06/10 POP VALVE SIGNAL FOR YOUR TIRE VALVE STEMS
Top of pagePrevious messageNext messageBottom of page Link to this message  By Jay - In Northern Ca. on Tuesday, December 07, 2010 - 01:17 pm:

No need for a tire pressure gauge with this nifty accessory setup that whistle's when the proper tire pressure is meet when filling your tires. These are stamped 30 pounds.


Top of pagePrevious messageNext messageBottom of page Link to this message  By A.J. "Art" Bell on Tuesday, December 07, 2010 - 02:06 pm:

Tire Pop-Valve

Here are four patents issued to the two principals involved
covering the original design and some subsequent changes.

Nels S. Nelson
Pontiac, Michigan
Assignor of One-Half to George A. Sutton
Pontiac, Michigan
Tire Pop Valve
Patent number: 1588046
Filing date: Jul 16, 1925
Issue date: Jun 8, 1926
http://tinyurl.com/274gxht
http://preview.tinyurl.com/274gxht


Nels S. Nelson
Pontiac, Michigan
Assignor to Safety Tire Pop-Valve Company
Michigan
Tire Pop Valve
Patent number: 1772107
Filing date: Apr 15, 1926
Issue date: Aug 5, 1930
http://tinyurl.com/24a3ovy
http://preview.tinyurl.com/24a3ovy


George A. Sutton
Pontiac, Michigan
Assignor to Safety Tire Pop-Valve Company
Michigan
Tire Pop Valve
Patent number: 1732918
Filing date: Apr 19, 1928
Issue date: Oct 22, 1929
http://tinyurl.com/25q9q43
http://preview.tinyurl.com/25q9q43

George A. Sutton
Pontiac, Michigan
Assignor to Safety Tire Pop-Valve Company
Michigan
Tire Pop Valve
Patent number: 1934571
Filing date: Oct 8, 1928
Issue date: Nov 7, 1933
http://tinyurl.com/267np39
http://preview.tinyurl.com/267np39


It’s interesting that each of these patents
had a slightly different “Current US Class”,
and had different lengths of approval times.

Current US Classes . . .
137/224 ; 137/539
137/226 ; 137/469
137/469 ; 137/230; 137/515.3; 137/515.5
137/224 ; 137/539; 137/563

Regards
Art


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