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07-16-2012 07:18 PM #2
According to the patent abstract it is not a vacuum pump, but a vacuum operated pump, providing pressure for various uses on and around motor vehicles - here's the abstract link, simply typing in US Patent 3339830 - Patent US3339830 - VACUUM OPERATED PUMP - Google PatentsRoger
Enjoy the little things in life, and you may look back one day and realize that they were really the BIG things.
Dammit, another good ol boy gone. Condolence to the family. RIP Mike
RIP Mike Frade, aka 34_40