US 5,238,359 AGranted

Garbage truck

OwnerChin-Lung Cheninventor

Life of this patent

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Abstract

A garbage truck includes a motor truck having a garbage container provided thereon. The garbage container confines a garbage receiving space and has a top end provided with a garbage inlet opening and a rear side provided with a garbage outlet opening A power-operated hoisting unit is provided on the motor truck adjacent to the garbage container. The hoisting unit is operated so as to move garbage into the garbage container. A power-operated top cover unit is provided on the top end of the garbage container so as to cover the garbage inlet opening. A power-operated side cover unit is provided on the rear side of the garbage container so as to cover the garbage outlet opening. A power-operated push plate unit is movably provided inside the garbage receiving space opposite to the garbage outlet opening. The push plate unit is operated so as to push garbage out of the garbage container through the garbage outlet opening.

Claims6

Dependent claims

A garbage truck, comprising:

motor truck means having a garbage container provided thereon, said garbage container confining a garbage receiving space and having a top end provided with a garbage inlet opening and a rear side provided with a garbage outlet opening;
power-operated hoisting means provided on said motor truck means adjacent to said garbage container, said hoisting means being operated so as to move garbage into said garbage container;
power-operated top cover means provided on the top end of said garbage container to cover said garbage inlet opening;
power-operated side cover means provided on the rear side of said garbage container to cover said garbage outlet opening;
and
power-operated push plate means movably provided inside said garbage receiving space opposite to said garbage outlet opening, said push plate means being operated so as to push garbage out of said garbage container through said garbage outlet opening;
said power-operated push plate means comprises an upright plate member and a power-operated driving means for moving said plate member inside said garbage container, said driving means including at least one cylinder means extending along a length of said garbage container and a connector member movably provided along each of said cylinder means and being secured to said plate member, each of said cylinder means having a piston movably provided therein, said piston being formed with an annular recess to receive a first magnet member, and said connector member having an inner surface formed with an annular recess to receive a second magnet member which interacts with said first magnet member;
whereby, fluid is supplied to said cylinder means so as to move said piston and correspondingly move said connector member along said cylinder means, thereby moving said plate member inside said garbage receiving space to push garbage out of said garbage container.

5 more elements

Dependencies are inferred from the claim text.

Facts

Application: 07/802,416Filed 4 Dec 1991
Granted: 24 Aug 1993
Term ends: Not estimatedThe source records don’t support an estimate.

Classification11 codes

B60J 7/141
With a plurality of rigid plate-like elements or rigid non plate-like elements, e.g. with non-slidable, but pivotable or foldable movement: for…
B60J 7/068
Sliding and winding up: for utility vehicles, e.g. of tarpaulin or roller-blind type
B60P 1/006
Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading: charge and discharge with…
B60P 1/5433
Attached to the loading platform or similar: and having the first pivot on a vertical axis