103 patents
Page 2 of 6
Utility
Crane Information Display System
27 Oct 22
This crane information display system is provided with a terminal device having a camera and captures an image of a crane with the camera to obtain a camera image, the crane information display system including a crane information acquisition unit that reads display information of an information display unit, which is mounted in the crane, from the camera image and acquires information about the crane; a position/orientation calculation unit that calculates the position and orientation of the crane from the camera image; an information processing unit that converts the information about the crane acquired by the crane information acquisition unit into three-dimensional image information corresponding to the position and orientation of the crane calculated by the position/orientation calculation unit; and an image display unit that overlays the information about the crane converted by the information processing unit on the camera image and displays the same.
Mizuki YONEDA
Filed: 25 Sep 20
Utility
Control System and Work Machine
20 Oct 22
The present invention pertains to a control system incorporated in a work machine having an arm section including a boom that is freely raised and lowered, the control system including: an image-capturing unit that is provided at a distal end of the arm section and captures an image of an area below; a display unit that displays an image captured by the image-capturing unit; and a control unit that causes the display unit to display position-related information regarding a position directly below the distal end of the arm section so as to be superimposed on the image.
Yoshimasa MINAMI
Filed: 25 Sep 20
Utility
Image System and Work Vehicle Provided with Image System
6 Oct 22
An image system is for a crane in which a boom that can be raised and lowered is provided to a vehicle with a rotating base therebetween, and said image system is provided with a plurality of vehicle body cameras provided to the vehicle, an upper camera provided to the boom, a display device, and an image processing device.
Hiroyuki HAYASHI
Filed: 19 Jun 20
Utility
Work Machine
25 Aug 22
The work machine includes: a telescoping actuator that moves a first boom in the telescoping direction with respect to a second boom; an electrical drive source that is disposed in a movable portion of the telescoping actuator; a first connection mechanism that switches a connection state between the telescoping actuator and the first boom on the basis of the power of the electrical drive source; a second connection mechanism that switches a connection state between the first boom and the second boom on the basis of the power of the electrical drive source; and a torque limiter that is disposed between the electrical drive source and the first connection mechanism or the second connection mechanism, the torque limiter maintaining, at a predetermined value or less, a load acting on a mechanical element constituting a power transmission path from the electrical drive source.
Manato SHIRAI, Kazu NAGAHAMA, Masahide ZUSHI
Filed: 21 Aug 20
Utility
Work Vehicle
11 Aug 22
Provided is a work vehicle that can be transported by being loaded onto a trailer without having the outriggers removed.
Yoshitaka SAIJO, Masanori OSHIMA, Seiji TAKEDA, Tatsuya YAMAGUCHI, Yudai MASUDA
Filed: 24 Jun 20
Utility
Movable Range Display System and Crane Equipped with Movable Range Display System
28 Jul 22
A system control device (36): acquires the three-dimensional information of the work site, the weight of a load W, and the operating condition of the crane (1) via an input device (34) or a system-side communication device (33); upon acquiring the arrangement position and arrangement direction of the vehicle (2) at the work site via the input device (34), calculates the movable range of the crane (1) in the arrangement position and arrangement direction of the vehicle (2) taking the three-dimensional information of the work site into consideration; and overlays the image (M1) of the crane (1) and the movable range (A) on the two-dimensional image or the three-dimensional image of the work site displayed on a display device (35).
Hiroyuki HAYASHI
Filed: 19 Jun 20
Utility
Expansion Device and Crane
21 Jul 22
This expansion device is an expansion device that expands and contracts an boom, the expansion device including: a first hydraulic source that discharges a first working fluid; an expandable cylinder that has a fixed part and a movable part and is operated by the first working fluid; a second hydraulic source that is provided to the movable part, discharges the second working fluid, and is a separate hydraulic source from the first hydraulic source; a first connecting mechanism that is operated by the second working fluid and switches between a connected state and a disconnected state of the first boom element and the movable part; and a second connecting mechanism that is operated by the second working fluid and switches between a connected state and a disconnected state of the first boom element and the second boom element.
Naoto KAWABUCHI, Hiroshi KITAYAMA, Naotaka MASUDA, Hisanori WADA, Takashi KAWANO
Filed: 14 Mar 19
Utility
Remote Operation Terminal and Mobile Crane Provided with Remote Operation Terminal
14 Jul 22
This remote operation terminal is provided with: an image acquisition unit that acquires an image shot by a suspended load camera; a display device that displays the image; an image rotation operation part that rotates the image; a suspended load moving operation part that sets the moving direction of the tip of a boom; and a terminal-side control device that is configured to be communicable with a control device of a crane, wherein when the image rotation operation part is operated during the operation of the suspended load moving operation part, the terminal-side control device rotates the image displayed on the display device in accordance with a rotation amount of the image rotation operation part, and rotates the moving direction of the tip of the boom set through operation of the suspended load moving operation part reversely to the rotating direction of the image displayed on the display device, by an amount of the rotation of the image.
Hiroyuki HAYASHI
Filed: 22 May 20
Utility
Controller, Boom Device, and Crane Vehicle
14 Jul 22
Provided is a controller with high versatility that can automatically store or raise a boom and can be commonly used for various boom devices.
Satoshi Tanii
Filed: 8 Jul 20
Utility
Remote Operation Terminal and Mobile Crane Provided with Remote Operation Terminal
14 Jul 22
A remote operation terminal (32) of a crane (1) provided with a GNSS receiver (30) for calculating the current position of the tip of a boom (9); acquires attitude information of the crane (1) and the current position of the tip of the boom (9) from a control device (31) of the crane (1); generates a three-dimensional image (G) of the crane (1) at the current time and planimetric features on the basis of the information acquired from the control device (31) and three-dimensional information acquired by a three-dimensional information acquisition unit (42); displays, on a display device (40), the generated three-dimensional image (G) at the position of and in the direction of a viewpoint input to a viewpoint changing operation tool (34); and generates a control signal for the crane (1) so that the tip of the boom (9) of the three-dimensional image (G) moves in a moving direction input to a suspended load. moving operation tool (35) in the three-dimensional image (G) of the crane (1) displayed on the display device (40).
Hiroyuki HAYASHI
Filed: 22 May 20
Utility
Work Machine
2 Jun 22
A work machine includes: an actuator that extends and retracts a telescopic boom; an electric drive source that is provided in the actuator and drives using power supplied from a power source; an operating unit that operates based on power of the electric drive source; and a joint that has a drive-side element fixed to a first transmission shaft that rotates on the basis of the power of the electric drive source and a driven-side element fixed to a second transmission shaft connected to the operating unit, the joint being able to take a transmission state in which both the drive-side element and the driven-side element rotate and a non-transmission state in which only either the drive-side element or the driven-side element rotates.
Masahide ZUSHI, Kazu NAGAHAMA, Toshihiko FUKUOKA, Manato SHIRAI
Filed: 3 Apr 20
Utility
Work Machine
2 Jun 22
This work machine includes: an actuator that extends and retracts a telescopic boom; an electric drive source that is provided in the actuator and drives using power supplied from a power source; an operating unit that operates based on power of the electric drive source; an electric circuit capable of switching between a drive state in which a supply of power from the power source to the electric drive source is allowed to drive the electric drive source, and a braking state in which the supply of power from the power source to the electric drive source stops to generate a braking force to be applied to the electric drive source; and a control unit that controls the switching between the drive state and the braking state.
Masahide ZUSHI, Kazu NAGAHAMA, Toshihiko FUKUOKA, Manato SHIRAI
Filed: 3 Apr 20
Utility
Crane Control Method, and Crane
28 Apr 22
There is provided a crane control method whereby shaking of a load can be suppressed when automatically transporting the load along a set transport path using a crane; and a crane that is controllable by this control method.
Yoshimasa MINAMI
Filed: 27 Mar 20
Utility
Lifting Control Device and Mobile Crane
31 Mar 22
Provided is a lifting control device that can quickly make lifting determinations while suppressing load vibration.
Yoshimasa MINAMI
Filed: 14 Feb 20
Utility
Crane and Path Generation System
31 Mar 22
Provided are a crane and a path generation system that can generate a transport path capable of avoiding an obstacle even. if the obstacle moves.
Hiroshi YAMAUCHI, Yoshimasa MINAMI, Soichiro FUKAMACHI, Kazuma MIZUKI, Shohei NAKAOKA
Filed: 5 Feb 20
Utility
Dynamic Lift-off Control Device, and Crane
31 Mar 22
The present invention provides a dynamic lift-off control device and a crane with which it is possible to quickly perform dynamic lift-off of a suspended load while suppressing vibration of the load.
Yoshimasa MINAMI, Hiroshi YAMAUCHI, Shohei NAKAOKA
Filed: 14 Feb 20
Utility
Crane Control Method and Crane
17 Mar 22
The present invention addresses the problem of providing: a crane control method whereby, during automatic transportation of a load along a preset transport route using a crane, it is possible to reliably transport the load along the route; and a crane that can be controlled by the crane control method.
Yoshimasa MINAMI, Shinsuke KANDA
Filed: 27 Mar 20
Utility
Dynamic-lift-off Determination Device, Dynamic-lift-off Control Device, Mobile Crane, and Dynamic-lift-off Determination Method
17 Mar 22
Provided is a dynamic-lift-off determination device capable of quickly performing a dynamic-lift-off determination by a simple method, while suppressing swinging of a load.
Yoshimasa MINAMI
Filed: 14 Feb 20
Utility
Outrigger Control Device
10 Mar 22
An outrigger control device (A1) includes: a plurality of outriggers (30) that is provided in a traveling body (10) and extendable/contractible between a non-grounding state where the traveling body is not supported and a grounding state where the traveling body is supported; an inclination sensor (310) that is provided in the traveling body and can detect inclination of the traveling body; and a controller (100) that controls an extension/contraction action of each outrigger and acquires a detection signal of the inclination sensor (310).
Keita MASHIMA, Shinsuke KANDA
Filed: 14 Feb 20
Utility
Crane
3 Mar 22
The present invention addresses the problem of providing a crane capable of detecting a suspension location of a payload, in order to enable accurate positioning of a hook at the suspension location of the payload.
Yoshimasa MINAMI
Filed: 21 Jan 20