Patents by Inventor Rickard Bergh

Rickard Bergh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • CUTTING ARRANGEMENT AND LAWNMOWER
    Publication number: 20240188491
    Abstract: A cutting arrangement (2) configured to be attached to a lawnmower (1) to cut vegetation is disclosed. The cutting arrangement (2) comprises a cutting unit (4) configured to rotate in a first rotational direction (R) around a rotation axis (Ax) during operation, a cutting guard (3) comprising a top surface (13) and side walls (34), and a centre body (8) protruding from the 5 top surface (13). The centre body (8) is arranged such that the distance (d11, d12, d13) from the rotation axis (Ax) to radially outer delimiting surfaces (8.1, 8.2, 8.3) of the centre body (8) decreases continuously, seen in the first rotational direction (R), within a first angle (a1) having its vertex (v) at the rotation axis (Ax). The first angle (a1) exceeds 90 degrees or exceeds 180 degrees. The present disclosure further relates to a lawnmower (1) comprising 10 a cutting arrangement (2).
    Type: Application
    Filed: February 25, 2022
    Publication date: June 13, 2024
    Inventors: Mats Svensson, Rickard Bergh
  • Lawnmower cutting deck with angled cutter shafts
    Patent number: 11051449
    Abstract: A lawnmower cutting deck (1) is disclosed, wherein the cutting deck (1) is configured to be moved in a forward direction (d1) over a ground surface (5) to cut grass. The cutting deck (1) comprises at least a first cutter shaft (7.1) and at least one cutting unit (9) arranged on the first cutter shaft (7.1). The first cutter shaft (7.1) is configured to rotate around a first rotational axis (ax1) extending substantially parallel to the ground surface (5) to rotate the at least one cutting unit (9) in a first rotational plane (p1). The first rotational plane (p1) is angled in relation to the forward direction (d1). The present disclosure further relates to a lawnmower (3, 3?) comprising a lawnmower cutting deck (1) and a method (100) of mowing a lawn.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: July 6, 2021
    Assignee: HUSQVARNA AB
    Inventors: Rickard Bergh, Willy Olofsson
  • LAWNMOWER CUTTING DECK, LAWNMOWER AND METHOD OF MOWING A LAWN
    Publication number: 20210015036
    Abstract: A lawnmower cutting deck (1) is disclosed, wherein the cutting deck (1) is configured to be moved in a forward direction (d1) over a ground surface (5) to cut grass. The cutting deck (1) comprises at least a first cutter shaft (7.1) and at least one cutting unit (9) arranged on the first cutter shaft (7.1). The first cutter shaft (7.1) is configured to rotate around a first rotational axis (ax1) extending substantially parallel to the ground surface (5) to rotate the at least one cutting unit (9) in a first rotational plane (p1). The first rotational plane (p1) is angled in relation to the forward direction (d1). The present disclosure further relates to a lawnmower (3, 3?) comprising a lawnmower cutting deck (1) and a method (100) of mowing a lawn.
    Type: Application
    Filed: March 13, 2019
    Publication date: January 21, 2021
    Inventors: Rickard Bergh, Willy Olofsson