169 patents
Page 3 of 9
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
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18 Oct 22
This crane is provided with: a telescopic boom that can be extended; an extension device for extending the telescopic boom; a hydraulic pressure source provided in the extension device; a cylinder connection mechanism connected to the hydraulic pressure source and switching between the states of connection and non-connection with the telescopic boom on the basis of the supply and discharge of hydraulic oil; a first oil path for connecting the hydraulic pressure source and the cylinder connection mechanism; a first valve that is provided on the first oil path and switches the supply and discharge state of the hydraulic oil with respect to the cylinder connection mechanism; and a second oil path that bypasses the first valve and connects the hydraulic pressure source and the cylinder connection mechanism.
Naoto Kawabuchi, Hisanori Wada, Naotaka Masuda
Filed: 27 May 19
Utility
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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
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13 Sep 22
Provided is a crane capable of changing a moment on a counterweight side without changing a total weight of the crane by using a simple method.
Masanori Oshima, Hiroto Ota, Yoshikado Itasaka, Shota Roppongi
Filed: 1 Aug 19
Utility
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6 Sep 22
A crane calculates the resonance frequency of the fluctuation of a suspended load determined from the hanging length of a main wire rope or a sub wire rope, generates a control signal for actuators, in accordance with the operation of a turning operation tool, a hoisting operation tool and the like, and generates a filtering control signal for the actuators in which a frequency component in any frequency range has been attenuated from the control signal at any ratio in reference to the resonance frequency.
Shinsuke Kanda, Kazuma Mizuki, Tatsuya Yanagisawa, Tomokazu Goto
Filed: 13 Jun 18
Utility
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6 Sep 22
Provided is a crane (1) including: a boom (7); a wire rope (8); a winch (9); and a hook (10).
Hiroyuki Hayashi
Filed: 8 Mar 19
Utility
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6 Sep 22
Provided is a crane (1) comprising: a boom (7) capable of being raised, lowered, and telescoped; a wire rope (8) being suspended from the boom (7); a winch (9) for winding and unwinding the wire rope (8); and a hook (10) being raised and lowered by the winding and unwinding of the wire rope (8).
Hiroyuki Hayashi
Filed: 8 Mar 19
Utility
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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
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16 Aug 22
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
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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
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9 Aug 22
A crane creates a 3D map on the basis of three-dimensional information acquired by a three-dimensional information obtaining section that is provided on a boom.
Iwao Ishikawa, Keisuke Tamaki
Filed: 8 Dec 17
Utility
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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
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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
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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
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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
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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
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5 Jul 22
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
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14 Jun 22
A crane including a traveling body, a boom supported by the traveling body, and a camera supported by the boom, in which an image is taken by the camera, has control apparatus; a display; and a sensor for acquiring coordinates of the camera.
Hiroyuki Hayashi
Filed: 1 Aug 19
Utility
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14 Jun 22
This wireless communication device is equipped with: a communication control unit for wirelessly connecting a work vehicle and a portable terminal with one another, an acquisition unit which is connected to a work vehicle onboard network, and acquires, from the work vehicle, work vehicle identification information for identifying the work vehicle; a generation unit for generating first character string data on the basis of the work vehicle identification information; and a setting unit for setting the generated first character string data to as a network name the communication control unit.
Kazuhisa Onishi, Daisuke Shinohara
Filed: 24 Jan 19