Patents by Inventor Kazuyuki HATTA
Kazuyuki HATTA 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).
-
Publication number: 20240125095Abstract: A hose clamp structure includes a vertical plate having an opening, a groove portion provided at a back side of the vertical plate on one side of the opening, the groove portion being open toward the opening, a receiver portion provided at the back side of the vertical plate on the other side of the opening, a first clamping member to be inserted in the groove portion, an elastic second clamping member configured such that the second clamping member is placed in the receiver portion through the opening to contact the receiver portion and such that hose(s) passing through the opening is held between the first clamping member and the second clamping member, and a pressing member to be attached to the vertical plate to press the second clamping member from the front side to elastically deform the second clamping member to press the first clamping member.Type: ApplicationFiled: December 12, 2023Publication date: April 18, 2024Applicant: KUBOTA CORPORATIONInventor: Kazuyuki HATTA
-
Publication number: 20240110358Abstract: A boom is configured such that, when the boom is in its fully raised position, a first section between an intermediate portion and a boom proximal portion extends upward from the boom proximal portion toward the intermediate portion and a second section between the intermediate portion and a boom distal portion extends diagonally forward and upward from the intermediate portion, and that a first straight line orthogonal to an arm support shaft and to a first cylinder support shaft and extending downward from the first cylinder support shaft passes forward of a machine body.Type: ApplicationFiled: December 12, 2023Publication date: April 4, 2024Applicant: KUBOTA CORPORATIONInventor: Kazuyuki HATTA
-
Publication number: 20240094759Abstract: A lever device includes a movable bracket and a lever supported on a support shaft on a base such that they are pivotable between lowered and raised positions, first engagement portion(s) on the movable bracket, second engagement portion(s) on the lever, a cam member attached to the support shaft such that it is movable in an axial direction of the support shaft but not rotatable about the support shaft, and a biasing member to bias the cam member to engage with the first and second engagement portions. When the movable bracket etc. are in the lowered position and when they are in the raised position, the first engagement portion(s) engage(s) with the cam member to restrict the movable bracket from pivoting. When the lever pivots upward from the lowered position or downward from the raised position, the second engagement portion(s) disengage(s) the cam member from the first engagement portion(s).Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Applicant: KUBOTA CORPORATIONInventors: Kazuyuki HATTA, Yoichi NISHIGORI
-
Publication number: 20230323629Abstract: A working machine includes a machine body, a cabin on the machine body, an air conditioner body for air conditioning in the cabin, and a prime mover room to contain a prime mover on the machine body. The air conditioner body is disposed above the prime mover room.Type: ApplicationFiled: June 5, 2023Publication date: October 12, 2023Applicant: KUBOTA CORPORATIONInventors: Hiroshi HORII, Masaaki UEDA, Yoichi NISHIGORI, Kazuyuki HATTA, Kazuaki SYOBU
-
Patent number: 11643791Abstract: A working machine includes a machine body an operator seat mounted on the machine body, a front working device swingable upward and downward, the front working device being provided forward of the operator seat and on one side in a machine-width direction eccentric with respect to a central portion of the operator seat, and a front guard provided forward of the operator seat. The front guard includes a first frame member provided forward of the operator seat and on the one side, and a second frame member provided forward of the operator seat and on another side opposite to the one side, the first frame member includes a main rod portion defining upper and lower portions of the first frame member, extending between the upper and lower portions of the first frame member, and provided rearward of the front working device, and the main rod portion is formed to be positioned in a machine fore-and-aft direction closer to the operator seat than the second frame member.Type: GrantFiled: September 14, 2021Date of Patent: May 9, 2023Assignee: KUBOTA CORPORATIONInventors: Kazuyuki Hatta, Taiki Fujimoto, Akira Komukai, Yoshinori Torii
-
Publication number: 20220009564Abstract: The disclosed art includes: a machine body; an operator's seat mounted on the machine body and including a seat part and a backrest part; a manipulator base disposed on a lateral side of the operator's seat; and a housing body for housing a printed material therein, and the housing body is disposed forward of the backrest part and on the opposite side of the manipulator base from the operator's seat.Type: ApplicationFiled: September 24, 2021Publication date: January 13, 2022Applicant: KUBOTA CORPORATIONInventors: Kazuyuki HATTA, Hiroyuki UEDA, Tadayoshi UMEMOTO, Yoshiyuki ENOMOTO
-
Publication number: 20210404144Abstract: A working machine includes a machine body an operator seat mounted on the machine body, a front working device swingable upward and downward, the front working device being provided forward of the operator seat and on one side in a machine-width direction eccentric with respect to a central portion of the operator seat, and a front guard provided forward of the operator seat. The front guard includes a first frame member provided forward of the operator seat and on the one side, and a second frame member provided forward of the operator seat and on another side opposite to the one side, the first frame member includes a main rod portion defining upper and lower portions of the first frame member, extending between the upper and lower portions of the first frame member, and provided rearward of the front working device, and the main rod portion is formed to be positioned in a machine fore-and-aft direction closer to the operator seat than the second frame member.Type: ApplicationFiled: September 14, 2021Publication date: December 30, 2021Applicant: KUBOTA CORPORATIONInventors: Kazuyuki HATTA, Taiki FUJIMOTO, Akira KOMUKAI, Yoshinori TORII