Patent ID: 6647894
Filing Date: 2003-11-18
Classification: B60S,B61J

Abstract:
A car wash wheel push roller dolly adapted for use with a car wash having an endless chain conveyer and a horizontal track, for transporting a vehicle by urging a wheel, that is engaged on the car wash horizontal track, and positioned above the endless chain conveyer comprising,an integrally formed rectangular cross section dolly body having a top, a bottom, a front, a right side, a left side and a rear with an upward portion on said rear positioned at an acute angle relative to the base of the body, said dolly body having a gusset integrally molded onto the top of the body between the front and the rear increasing the dolly body's structural integrity, a front axle integrally formed with the dolly body extending outwardly from each side at right angles to the body front end, with each distal end having a groove therein, a first rear axle integrally formed with the dolly body extending outwardly from each side of the body rear end at right angles thereunto, with each distal end having a groove therein, a second rear axle integrally formed with the upward portion of the dolly body extending outwardly from each side of the rear of the body upward portion at right angles thereunto, with each distal end having a groove therein, an opposed pair of conveyer chain links positioned on said front axle, one on each outwardly extending side, for engaging the endless chain conveyer of a car wash, a pair of front rollers rotatably disposed on the front axle, one on each outwardly extending side, next to the conveyer chain links, for engaging the underside of the car wash horizontal track, a retaining ring positioned within the distal end groove of each front axle for retaining each roller on the corresponding axle permitting unimpeded rotation thereof, a pair of first rear rollers disposed on the first rear axle, one on each outwardly extending side, for engaging a top surface of the car wash horizontal track, a retaining ring positioned within the distal end groove of each first rear axle for retaining each roller on the corresponding axle permitting unimpeded rotation thereof, and a pair of second rear rollers disposed on the second rear axle, one on each outwardly extending side, for engaging the vehicle wheel positioned on the car wash horizontal track, a retaining ring positioned within the distal end groove of each second rear axle for retaining each roller on the corresponding axle permitting unimpeded rotation thereof, such that the vehicle is moved along the car wash endless chain conveyer horizontal track when the opposed chain links are attached to the endless chain conveyer, the front rollers are positioned beneath the track, the first rear rollers are contiguously engaging the top of the track and the second rear rollers engage the vehicle wheel on the top of the track.