Control for foam brush for coin operated car wash
OwnerMilton Lukeinventor
Life of this patent
Estimating the term…
Abstract
A brush holder for unattended car wash bays which releases the brush for the period paid for by coin deposits and locks the brush upon termination of that period.
Claims18
A self-service car wash bay comprising
- a brush having a line for supplying a liquid detergent solution to the brush,
- a holder for the brush,
- means for locking the brush in the holder,
- and coin controlled means for turning the said line "on" and said locking means "off" at the beginning of an interval paid for by coin deposit and for turning said line "off" and said locking means "on" at the end of said interval.
A coin controlled car wash comprising
- a brush having a line for supplying a liquid detergent solution to the brush which delivers the solution as foam, said brush having a tubular handle receiving the liquid detergent solution from said line and supplying the same to the brush,
- a holder for the brush having a chamber through which water is circulated to maintain a level submerging the bristles of the brush to maintain the bristles soft and clean and to prevent freezing,
- means for locking the brush in the holder, having prongs straddling said handle and extending from a rock shaft which is blocked from rotation to lock the brush in the holder,
- coin controlled means for turning the said line "on" and said locking means "off" at the beginning of an interval paid for by coin deposit and for turning said line "off" and said locking means "on" at the end of said interval, said locking means having a cam on the rock shaft which cooperates with a slide to block rotation of the shaft and thereby lock the brush in the holder.
A car wash apparatus having a line for supplying a liquid detergent solution to a brush which discharges the same as foam, a bucket receiving said brush, locking means for locking the brush in the bucket,
- and coin controlled means for turning the said line "on" and said locking means "off" at the beginning of an interval paid for by coin deposit and for turning said line `off` and said locking means `on` at the end of said interval.
A coin controlled car wash having a holder for a brush with a tube feeding a solution of detergent and water to the brush which discharges the solution as foam, a means for locking the brush into a holder when the solution is off and for unlocking the brush when the solution is on comprising a double acting cylinder having on and off modes, a rock shaft with a cam fixed thereto, prongs extending from said rock shaft, and a slide moved into locking relationship with the cam in one mode of the cylinder and out of locking relationship with the cam in the other mode of cylinder.
Dependencies are inferred from the claim text.