Abstract A pen-like tire gauge includes a barrel body shaped as a pen, a guide cylinder secured in the barrel body, a plunger slidingly moving in the cylinder and carrying a semi-cylindrical scale having graduations marked thereon to dispose around t...
Abstract A tire gauge includes: a bellows telescopically mounted in an interior within a tire, a flexible indicator rod protruding outwardly from and secured with a piston member secured on a movable end portion of the bellows slidably held in a guid...
Abstract A digital tire gauge adapted to be electrically connected to a power supply for measuring a pressure of a fluid in a tire includes, a transducing oscillator mounted in a gauge housing for transducing an imposed pressure of said fluid into a...
Abstract An automatic tire gauge for indicating levels of air pressure within a tire. The inventive device includes a cylindrical housing having a closed upper end an open lower end. The open lower end is internally threaded for mating with external...