686 patents
Page 29 of 35
Utility
Water Cooled Engine
12 Aug 20
Satoshi SUGIMOTO, Yusuke KOMEMUSHI, Naoki WADA
Filed: 26 Apr 20
Utility
Drive Device for Pto Shaft of Working Machine
5 Aug 20
A drive device for a PTO shaft includes a parking switch to detect a parking state of a vehicle body, a permission switch constituted of a self-returning switch and connected to the parking switch, the permission switch being configured to be switched to permit driving a PTO shaft, the PTO shaft being configured to be driven by a power of a prime mover disposed on the vehicle body, and a first switch device to be switched to enable the PTO shaft to be driven when the permission switch is switched to permit driving the PTO shaft under a state where the parking switch detects the parking state of the vehicle body.
Manabu TOGO, Hiroshi MIYAKE, Ryuji KATAOKA, Tsuyoshi GONO
Filed: 15 Mar 20
Utility
Method for Producing Plant Body
5 Aug 20
An aspect of the present invention provides a method of forming a plant body having a desired three dimensional shape.
Mitsuru Honda
Filed: 1 Aug 18
Utility
Work Vehicle
5 Aug 20
A work vehicle includes a bypass passage formed in an operational valve of a dump cylinder and configured to feed pressure oil from a hydraulic pump to a power steering device when the operational valve is under a neutral state and an oil feeding passage equipped with an orifice, the orifice-equipped oil feeding passage being configured to feed the pressure oil from the hydraulic pump to a rod side oil chamber of the dump cylinder when the operational valve is under the neutral state.
Masaru Nakaji, Takeshi Tsuchiya
Filed: 24 Nov 19
Utility
Hydraulic System for Work Machine
29 Jul 20
A hydraulic system for a work machine includes a travel hydraulic device which changes a travel speed in accordance with switching positions of a hydraulic switch valve.
Yuji FUKUDA, Daiki ABE, Jun TOMITA, Yuya KONISHI, Ryosuke KINUGAWA
Filed: 14 Apr 20
Utility
Hydraulic System In Work Machine
29 Jul 20
A hydraulic system in a work machine includes a hydraulic pump to supply pilot hydraulic oil.
Yuji FUKUDA
Filed: 16 Apr 20
Utility
Hydraulic System for Work Machine and Work Machine
29 Jul 20
A hydraulic system for a work machine includes a tank to store an operation fluid, a hydraulic device to be operated by the operation fluid, a control valve to control the hydraulic device, a first fluid tube connecting the hydraulic device and the control valve, the first fluid tube being to supply the operation fluid from the control valve to the hydraulic device, a second fluid tube branching from the first fluid tube and connected to the tank, a switch valve provided to the second fluid tube, the switch valve being to control a flow rate of the operation fluid, and an oil cooler provided to the second fluid tube between the switch valve and the tank.
Yuji FUKUDA, Kazuyoshi ARII, Hiroaki NAKAGAWA
Filed: 13 Apr 20
Utility
Tappet
22 Jul 20
Kazunori KAWAHARA, Masayasu TAKAMI
Filed: 25 Jan 18
Utility
Hydraulic System of Work Machine and Work Machine
15 Jul 20
A hydraulic system of a work machine includes a first hydraulic device to operate in a first operation mode while pressure of hydraulic oil supplied from a hydraulic pump via a first oil passage is equal to or higher than a first pressure threshold.
Yuji FUKUDA, Kazuyoshi ARII, Ryohei SUMIYOSHI
Filed: 29 Mar 20
Utility
Obstacle Detection Device
15 Jul 20
An obstacle detection device includes an ultrasonic sensor, an obstacle detector to determine presence of an obstacle of interest if an intensity of a received ultrasonic wave exceeds a threshold value, and a threshold value setter to set a short-distance detection threshold value as the threshold value for the obstacle detection in a short-distance detection area in a vicinity of the ultrasonic sensor and to set a long-distance threshold value as the threshold value for the obstacle detection in a long-distance detection area located farther from the ultrasonic sensor than the short-distance detection area, the long-distance threshold value being less than the short-distance detection threshold value.
Atsushi Shinkai, Yushi Matsuzaki, Tomoya Omura, Tomofumi Fukunaga
Filed: 5 Mar 20
Utility
Work Vehicle Having Rops
1 Jul 20
A work vehicle includes a vehicle body frame extending in a vehicle body front/rear direction, a front wheel unit and a rear wheel unit attached to the vehicle body frame, a driver's seat disposed upwardly of the vehicle body frame, a ROPS and and an operational tool operable by a driver seated at the driver's seat.
Hiroyuki TADA
Filed: 26 Dec 18
Utility
Electric Grass Cutting Machine
1 Jul 20
In an electric grass cutting machine relating to the present invention, an electric motor for driving a traveling device having a pair of left and right front wheels and a pair of left and right rear wheels and a gear transmission for speed-changing output from the electric motor and transmitting the resultant power to the traveling device are disposed between the left and right rear wheels and arranged one after the other in the front/rear direction at positions laterally of a conveying duct for guiding cut grass pieces from a rear discharge type mower device to a grass collecting container supported to a rear portion of a machine body frame.
Hirokazu Ito, Katsuhiko Uemura, Kazuaki Matsuda
Filed: 18 Nov 19
Utility
Working Machine
1 Jul 20
A working machine includes a branched tube connected to a branched portion branching from an operation fluid tube, a plurality of input tubes connected to the second actuator valves, a plurality of output tubes connected to a pressure receiver portion of the second hydraulic device, a main tube connected to the third actuator valve, and a relay device, and the relay device includes a plurality of input ports connected to the plurality of input tubes, a plurality of output ports connected to the plurality of output tubes, a plurality of first flow lines connecting between the plurality of input ports and the plurality of input ports, a main port connected to the main tube, a branched port connected to the branched tube, and a second flow line arranged between the plurality of first fluid lines to connect between the main port and the branched port.
Yuji FUKUDA, Keigo HONDA, Takahiro USAMI
Filed: 3 Dec 19
Utility
Electric Work Vehicle
1 Jul 20
An electric work vehicle includes front wheels and rear wheels for traveling, right and left machine body frames extending along a front/rear direction and an electric motor.
Katsuhiko Uemura, Hirokazu Ito, Yasuhiro Manji
Filed: 6 Nov 19
Utility
Pipe-joining Centering Device
1 Jul 20
A pipe-joining centering device aligns, with an axial center of one pipe, an axial center of another pipe when a spigot of the other pipe is to be inserted into a socket of the one pipe.
Shozo KISHI, Keita ODA, Ryunosuke TANAKA, Hideki NAKAYA
Filed: 19 Dec 19
Utility
Cylinder Head Cover
1 Jul 20
A cylinder head cover that prevents the gas outlet for the blow-by gas from being cooled by structural improvements so that the gas outlet does not freeze or become clogged in a cold condition.
Kentaro NAGAI, Takahiro YAMAZAKI, Reo YOSHIDA, Tomoya AKITOMO, Shoichi OKIMI
Filed: 13 Nov 19
Utility
Grass Mower Having Rotatable Blade
1 Jul 20
A mower unit provided in a grass mower unit includes a mower deck having a top plate and a side plate extending downwards from the top plate, a rotational shaft extending through the top plate and rotatably supported to the top plate, and a blade attached to the rotational shaft inside the mower deck.
Masato ASAHARA, Phillip SUTTON, JR., Kazuhiro OCHI, Shoichiro NAGAISHI, Akira MINOURA, Yuto FUJII
Filed: 26 Dec 18
Utility
Engine
1 Jul 20
An engine is provided where oil is minimally blown off through a breather chamber.
Satoshi SUGIMOTO, Yusuke KOMEMUSHI, Shinya ASADA, Takayasu OGUSHI
Filed: 20 Oct 19
Utility
Electric Work Vehicle
1 Jul 20
Provided is an electric work vehicle having a simple configuration, yet allowing a hydraulic cylinder to function appropriately even in a low-temperature environment.
Katsuhiko Uemura, Hirokazu Ito, Yasuhiro Manji, Kazuaki Matsuda
Filed: 6 Nov 19
Utility
Work Vehicle Having Air Handling System
24 Jun 20
A seat of a work vehicle includes a seatback, a seat cushion and an air handling system incorporated within the seatback.
Masato ASAHARA, Hideki AOKI, Akira MINOURA
Filed: 19 Dec 18