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公开(公告)号：US20240001988A1
公开(公告)日：2024-01-04
申请号：US18253633
申请日：2021-11-05
Applicant: KOMATSU LTD.
Inventor： Takeshi YOSHIKAWA , Hiroaki TAKESHIMA , Naoya AKIYAMA , Kazushi NAKATA , Osamu YATSUDA , Shinichi OTAKA , Yuji NAMEKI , Ryouichi NAGASAKA , Takaomi KOMURA
CPC classification number: B62D11/08 , B62D11/001 , B62D11/12 , E02F9/225
Abstract: A controller provided in a bulldozer maintains the engagement of an inside steering clutch over a predetermined period beginning from a switching start point at which switching starts, when switching from a slow turn mode to a pivot turn mode, and when switching from the pivot turn mode to the slow turn mode, maintains the braking of an inside steering brake over a predetermined period beginning from a switching start point at which the switching starts.
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公开(公告)号：US20240101192A1
公开(公告)日：2024-03-28
申请号：US18253842
申请日：2021-12-15
Applicant: KOMATSU LTD.
Inventor： Takeshi YOSHIKAWA , Hiroaki TAKESHIMA , Naoya AKIYAMA , Kazushi NAKATA , Osamu YATSUDA , Shinichi OTAKA , Yuji NAMEKI , Ryoichi NAGASAKA , Takaomi KOMURA
CPC classification number: B62D11/183 , E02F9/225
Abstract: In a crawler type work machine, when switching from a pivot turning mode to a straight travel mode or a slow turning mode, a controller is configured to maintain a rotation speed of the turning motor until after a first timing at which the inside steering clutch begins partial engagement.
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3.发明申请公开(公告)号：US20220090351A1
公开(公告)日：2022-03-24
申请号：US17425452
申请日：2020-03-27
Applicant: Komatsu Ltd.
Inventor： Takaomi KOMURA , Kazuya OJIRI
Abstract: A pitch angle acquisition unit is configured to acquire a pitch angle of a vehicle body. A blade position calculation unit is configured to calculate a position of a blade with reference to the vehicle body. A traveling direction specification unit is configured to specify a traveling direction of the vehicle body based on the pitch angle and the position of the blade.
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