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:
Nov. 14, 2023

Filed:

Dec. 23, 2020
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Ana-Maria Roberts, Bury St Edmunds, GB;

William Johnson, Ipswich, GB;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D 34/74 (2006.01); A01D 34/64 (2006.01); A01D 34/78 (2006.01); A01D 34/00 (2006.01); A01D 101/00 (2006.01);
U.S. Cl.
CPC ...
A01D 34/74 (2013.01); A01D 34/008 (2013.01); A01D 34/64 (2013.01); A01D 34/78 (2013.01); A01D 2101/00 (2013.01);
Abstract

The disclosure proceeds from an autonomous lawnmower having a chassis, a motor for driving a cutting device, and a height adjustment device for a displacement of the cutting device and of the motor relative to the chassis, at least for setting a working height of the cutting device relative to the chassis, in particular for setting a cutting height of a cutting tool of the cutting device, wherein the height adjustment device has a hollow cylindrical rotary body and a sliding seat surrounding the rotary body, which rotary body and sliding seat have corresponding threads such that a rotation of the rotary body results in a linear displacement of the sliding seat. One of the threads has at least two thread sections, wherein the one thread section is elastically displaceable radially in relation to the thread axis.


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