The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 01, 2003

Filed:

Oct. 04, 2001
Applicant:
Inventors:

Takashi Ohzeki, Saitama, JP;

Yoshihiro Kimura, Saitama, JP;

Yasuji Hashimoto, Saitama, JP;

Yoshinobu Itani, Saitama, JP;

Takashi Shinozaki, Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D 1/500 ;
U.S. Cl.
CPC ...
A01D 1/500 ;
Abstract

Waste scattered on a sandy beach is recovered in a clean and efficient manner by using a beach cleaner of a simple structure. In a first waste recovery step, a first beach cleaner A is allowed to travel on a sandy beach while being towed by a self-traveling vehicle R, whereby waste G such as string-like waste and other elongated waste is caught on rakes and conveyed to a waste recovery area. In a waste recovery station the first beach cleaner A is lifted to recover the waste. In a second waste recovery step, while a second beach cleaner is allowed to travel by the self-traveling vehicle, waste such as cans which have not been recovered in the first waste recovery step are scooped up in a waste conveying section, and are then collected in a waste collecting section by means of scraping blades and are recovered in a waste recovering area. In a third waste recovery step, while the first beach cleaner A is allowed to travel at a high speed by the self-traveling vehicle R, small waste such as cigarette butts popped up with sand which is scraped up by the scraper are allowed to drop and collected onto a waste catch net, and the waste thus collected is recovered in the waste recovery area.


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