Back to results
US 4,296,838 AGranted
Automotive oil system
OwnerMerrill L. Coheninventor
Life of this patent
Estimating the term…
Abstract
System for changing motor oil, consisting of two related containers, one to receive used oil drained from the vehicle, and the other carrying new oil for introduction into the vehicle.
Claims7
Automotive oil system, comprising:
- (a) a new oil container having a pouring spout,
- (b) a container for used oil having an admission opening,
- (c) first means holding the two containers together before use, and
- (d) second means holding the containers together after use, including a closure for the admission opening in the container for used oil.
1 more element
Automotive oil system, comprising:
- (a) an oil container for used oil having a generally-flat configuration defined by two broad, spaced parallel walls, one of the walls having a broad shallow recess,
- (b) a new oil container having a form which is generally similar to that of the container for used oil and having two broad walls, one of the walls being formed with a protuberance,
- (c) a pouring nozzle formed on the new oil container, and
- (d) a receiving opening formed on the old oil container, the opening receiving the said protuberance in a snugly-fitting manner.
1 more element
Dependencies are inferred from the claim text.