169 patents
Page 6 of 9
Utility
Crane Vehicle
17 Jun 21
A crane vehicle achieves safe movement by reliably detecting an obstacle in a region which is a blind spot from the opposite side of the driver seat across a boom.
Hiroyuki Hayashi
Filed: 12 Apr 19
Utility
Guide Information Display Device, Crane Equipped with Same, and Guide Information Display Method
3 Jun 21
To accurately obtain the shapes of a hoisting load and an object located near the hoisting load, and the height of the ground surface, and present an accurate warning display when the hoisting load approaches the object.
Takayuki KOSAKA, Iwao ISHIKAWA, Satoshi KUBOTA, Shigenori TANAKA, Kenji NAKAMURA, Yuhei YAMAMOTO, Masaya NAKAHARA
Filed: 19 Jul 18
Utility
Hybrid Welding Method and Hybrid Welding Apparatus
3 Jun 21
A hybrid welding method and a hybrid welding apparatus that can perform welding without dropping a weld metal even in a case of butt-welding in which a gap is present between base materials is provided.
Katsura OWAKI, Satomi MAKI, Kosei YAMAMOTO, Hiroki MATSUO
Filed: 23 Aug 18
Utility
Measurement Target Top-surface Estimation Method, Guide Information Display Device, and Crane
20 May 21
To estimate the top surface of a measurement target on the basis of a data point group that corresponds to the top surface of the measurement target and is obtained using a laser scanner.
Takayuki KOSAKA, Iwao ISHIKAWA, Satoshi KUBOTA, Shigenori TANAKA, Kenji NAKAMURA, Yuhei YAMAMOTO, Masaya NAKAHARA
Filed: 19 Jul 18
Utility
Measurement Target Top-surface Estimation Method, Guide Information Display Device, and Crane
20 May 21
To estimate the top surface of a measurement target on the basis of a data point group that corresponds to the top surface of a measurement target and is obtained using a laser scanner.
Takayuki KOSAKA, Iwao ISHIKAWA, Satoshi KUBOTA, Shigenori TANAKA, Kenji NAKAMURA, Yuhei YAMAMOTO, Masaya NAKAHARA
Filed: 19 Jul 18
Utility
Crane
13 May 21
A crane comprising a traveling body and a turning body turnably supported by the traveling body, the crane performing power feeding and communication between the traveling body and the turning body.
Masaki SHINDO, Hiroshi YAMAUCHI, Hiroki MIZOBUCHI, Naoki ISHIHARA, Shinsuke KANDA
Filed: 7 Mar 18
Utility
Hydraulic system and emergency operation method
4 May 21
This hydraulic system is provided with: a hydraulic pump; a pilot-type control valve; an electromagnetic proportional valve; a controller; and a pilot pressure switching unit which is capable of switching the electromagnetic proportional valve supply pressure to a first pressure during a normal operation, or to a second pressure lower than the first pressure.
Naoto Kawabuchi, Naofumi Yoshida, Naotaka Masuda, Yasuhiro Fukumori
Filed: 31 Mar 17
Design
Operation device for crane
13 Apr 21
Nanami Ikeuchi, Kazue Inoshita, Makoto Tsuji, Kazunori Koishi, Mami Nagata
Filed: 24 Aug 18
Utility
Remote operation terminal and remote operation system of mobile crane
16 Mar 21
A remote operation terminal T for remotely operating a mobile crane C is configured to include: a mode selection unit 34 for selecting an operation mode corresponding to work of the mobile crane C from a plurality of operation modes; an operation unit 35, 36 for instructing the mobile crane C on operation; and a control unit T1 that, when the operation mode is selected by the mode selection unit 34, assigns the operation corresponding to the selected operation mode to the operation unit 35, 36, and transmits an operation signal from the operation unit 35, 36 to the mobile crane C.
Hiroyuki Hayashi, Masato Miyoshi
Filed: 2 Feb 17
Utility
Remote Operation Terminal and Work Vehicle Comprising Remote Operation Terminal
4 Mar 21
A problem to be addressed by the present invention is to provide a remote operation terminal and work vehicle comprising said remote operation terminal for enabling easy and straightforward carrying out of a remote operation of a work device.
Hiroyuki HAYASHI, Shinsuke KANDA
Filed: 8 Mar 19
Utility
Work Vehicle
4 Mar 21
The purpose of the present invention is to provide a work vehicle with which it is difficult for an operator to lose a sense of directionality even when the operator performs an operation while seeing an image of a remote control terminal.
Hiroyuki HAYASHI
Filed: 8 Mar 19
Utility
Crane
25 Feb 21
This crane is provided with: a operable functional unit; an operation unit for receiving an operation input for operating the operable functional unit; an actuator that drives the operable functional unit; a first generation unit that generates a first control signal for the actuator on the basis of the operation input; a switch unit that can be switched between a first state and a second state; a first filter unit that filters the first control signal to generate a second control signal when the switch unit is in the second state; and a control unit that controls the actuator on the basis of the first control signal when the switch unit is in the first state, and controls the actuator on the basis of the second control signal when the switch unit is in the second state.
Tomokazu GOTO, Shinsuke KANDA, Kazuma MIZUKI
Filed: 28 Feb 19
Utility
Crane and Information Display Method
25 Feb 21
There is provided a crane for enabling easily carrying out an operation of a boom such as raising and lowering, telescoping, or turning, by displaying a range wherein a hook may be moved or may not be moved in a direction approaching a vehicle part of the crane.
Hiroyuki HAYASHI
Filed: 8 Mar 19
Utility
Crane
18 Feb 21
This crane is provided with: a operable functional unit; an actuator; a generation unit that generates a first control signal including a first deceleration signal section composed of a control signal for decelerating a speed of the operable functional unit from a first speed to a second speed and a first constant-speed signal section composed of a control signal for maintaining the speed of the operable functional unit at the second speed; a filter unit for filtering the first control signal to generate a second control signal; and a control unit that controls the actuator so as to decelerate the operable functional unit based on the second control signal, then controls the actuator so as to maintain the speed at the second speed, and controls the actuator so as to zero the speed when a load has been moved to a location satisfying a prescribed condition.
Tomokazu GOTO, Shinsuke KANDA, Kazuma MIZUKI
Filed: 28 Feb 19
Utility
Remote Control Terminal and Work Vehicle
18 Feb 21
The present invention provides a remote control terminal which achieves both easy visibility and easy control by indicating the movement direction and the movement speed of a work device as a directed segment according to the operation direction and the operation amount of an operation tool.
Hiroyuki HAYASHI, Shinsuke KANDA
Filed: 8 Mar 19
Utility
Crane and Method for Acquiring Length of Slinging Tool
18 Feb 21
This crane is provided with: a boom; a wire rope suspended down from a leading end section of the boom; a suspender that is fixed to a lower end of the wire rope and is for suspending a slinging tool for hanging a load; a calculation unit that calculates a first load, which is the weight of a member that is suspended down from the suspender; a slinging tool database unit that stores information pertaining to the slinging tool corresponding to the first load; a determination unit that determines whether a load is being suspended from the suspender; and a control unit that acquires the information pertaining to the slinging tool corresponding to the first load from the slinging tool database unit if the load is being suspended, and sets the vertical length of the slinging tool on the basis of the acquired information pertaining to the slinging tool.
Tomokazu GOTO, Shinsuke KANDA, Kazuma MIZUKI
Filed: 25 Feb 19
Utility
Crane and Crane Control Method
18 Feb 21
Provided is a crane including: an operable function part; an actuator; a generation part; a filter part filtering a first control signal and generating a second control signal; a control part controlling the actuator based on the second control signal; and a computation part computing information relating to a flow quantity estimated as the operable function part moving, if a stop signal has been inputted into the actuator at the present position of the operable function part, from when the stop signal has been inputted into the actuator to when the operation of the operable function part stops.
Kazuma MIZUKI, Shinsuke KANDA, Tatsuya YANAGISAWA
Filed: 19 Mar 19
Utility
Work vehicle
16 Feb 21
A first controller of a work vehicle executes a first composition process for composition of a first video imaged by a camera and a second video imaged by a camera and generating composite video data indicating a composite video, and a transmission process for transmitting, to a second controller, the composite video data generated in the first composition process.
Masafumi Takahashi, Hiroyuki Hayashi
Filed: 2 Oct 18
Utility
Overload preventing device
16 Feb 21
This overload preventing device is mounted on a mobile work machine, and is provided with: a storage unit which stores lifting performance data in which lifting performance is configured for each operation state, and performance region data in which switching angles are configured that define performance regions, including a front region, a back region, and a side region; and a work machine control unit which controls operation of the mobile work machine on the basis of the actual load and the lifting performance corresponding to the present operation state of the mobile work machine.
Kazuhiro Furuichi
Filed: 1 Aug 18
Utility
Hydraulic system
16 Feb 21
The failure detection device is a failure detection device of a pilot circuit, the pilot circuit including: a pilot pressure source; a pilot pressure supply unit that supplies pilot pressure to a control valve; a pilot oil path that connects the pilot pressure source and a pilot pressure supply unit; and a pressure control unit that controls a pressure of the pilot oil path, the failure detection device including: a pressure sensor that measures the pressure on a downstream side in a pilot pressure supply direction of the pressure control unit; and a controller that controls the pressure control unit to sequentially switch the pressure of the pilot oil path and performs a failure diagnosis based on a measurement result of the pressure sensor at this time, as an operation lever which receives an operation for operating the actuator returns to a neutral state.
Naoto Kawabuchi, Naofumi Yoshida, Yasuhiro Fukumori
Filed: 31 Mar 17