Cleaner having structures for jumping obstacles

• US 7,318,248 B1
• Filed: 11/13/2006
• Issued: 01/15/2008
• Est. Priority Date: 11/13/2006
• Status: Active Grant

• Current Assignee: Hunan Grand-Pro Robot Technology Co.,Ltd.
• Original Assignee: Jason Yan
• Inventors: Yan, Jason
• Primary Examiner(s): REDDING, DAVID A
• Application Number:
  US11/595,945
• Time in Patent Office: 428 Days
• Field of Search: None
• US Class Current: 15/319
• CPC Class Codes: A47L 11/32 Carpet-sweepers combined with suction cleaners A47L7/02
• CPC Class Codes: A47L 11/4036 Parts or details of the surface treating tools
• CPC Class Codes: A47L 11/4061 Steering means; Means for avoiding obstacles; Details related to the place where the driver is accommodated
• CPC Class Codes: A47L 2201/04 Automatic control of the travelling movement; Automatic obstacle detection

Abstract

A cleaner having structures for jumping obstacles is provided. A lower portion of a main body of the cleaner is disposed with a movable chassis, and the center of the chassis is formed with a hollow post that is to be inserted in a sleeve of the main body of the cleaner and is hooked by a hook element. The hollow post and the sleeve are moveable with each other, such that the hollow post can move up and down in the sleeve freely. A movable dustpan board is mounted on a front periphery of the chassis by long posts and springs.

Claims

1. A cleaner having structures for jumping obstacles, a lower portion of a main body of the cleaner being disposed with a movable dust collecting chassis, a center of the chassis being formed with a hollow post to be inserted in a sleeve of the main body of the cleaner and being hooked by a hook element;

the hollow post and the sleeve being moveable with each other, such that the hollow post being allowed to be moved up and down in the sleeve freely.

2. The cleaner having structures for jumping obstacles as claimed in claim 1, wherein a movable dustpan board is mounted on a front periphery of the chassis by elongated posts and springs.