169 patents
Page 2 of 9
Utility
Guide Display Device and Crane Equipped with Same
27 Apr 23
Provided is a guide display device that prevents misidentification of the same feature as a plurality of different features or the ground surface even if an occlusion area occurs.
Iwao ISHIKAWA, Takayuki KOSAKA, Keita MASHIMA, Satoshi KUBOTA, Shigenori TANAKA, Masaya NAKAHARA, Koki NAKAHATA
Filed: 23 Mar 21
Utility
Crane
18 Apr 23
There is provided a crane including: a telescopic boom having an inner boom element and an outer boom element; a telescoping actuator that displaces the inner boom element or the outer boom element in the telescoping direction; a first coupling member that releasably couples the telescoping actuator to one of the boom elements; a second coupling member that releasably couples the pair of boom elements to each other; an electric drive source provided at the telescoping actuator; a first coupling mechanism that displaces the first coupling member or the second coupling member on the basis of motive power of the electric drive source, thereby switching a coupled state and a non-coupled state of the members that are releasably coupled by one of the coupling members; and a position information detection device that detects information relating to the position of one of the coupling members on the basis of output from the electric drive source.
Masahide Zushi, Kazu Nagahama
Filed: 14 Feb 19
Utility
Guide Display Device and Crane Equipped with Same
6 Apr 23
The present invention provides a guide display device capable of recognizing a feature in a work area while distinguishing whether the feature is a moving body or not.
Iwao ISHIKAWA, Takayuki KOSAKA, Keita MASHIMA, Satoshi KUBOTA, Shigenori TANAKA, Masaya NAKAHARA, Koki NAKAHATA
Filed: 23 Mar 21
Utility
Guide Display Device and Crane Provided with Same
30 Mar 23
Provided is a guide display device with which incorrect recognition of a place having small features as a ground surface having no features can be suppressed in generating and updating a three-dimensional map.
Iwao ISHIKAWA, Takayuki KOSAKA, Keita MASHIMA, Satoshi KUBOTA, Shigenori TANAKA, Masaya NAKAHARA, Koki NAKAHATA
Filed: 23 Mar 21
Utility
Guide Display Device and Crane Equipped with Same
30 Mar 23
A guide display unit for a crane, wherein a data processing unit: calculates a measurement area corresponding to the measurement area of a camera; the measurement area from the viewpoint of the camera and generates a first image; performs mosaic-processing on the image captured by the camera according to the particle size of the three-dimensional map and generates a second image; performs registration processing on the first image and the second image and calculates the amount of deviation between the first image and the second image; corrects the position of a guide frame figure with respect to the image of a suspended load and a feature on the basis of the calculated amount of deviation; and overlays the guide frame figure on the images of the suspended load and the feature and displays the result on the data display unit.
Iwao ISHIKAWA, Takayuki KOSAKA, Keita MASHIMA, Satoshi KUBOTA, Shigenori TANAKA, Masaya NAKAHARA, Koki NAKAHATA
Filed: 23 Mar 21
Utility
Control Device, Terminal and Calculation Method
23 Mar 23
A control device equipped with a first acquisition unit for acquiring information pertaining to the location of the center of gravity of cargo transported by a work machine, a second acquisition unit for acquiring information pertaining to the location of a first section of the cargo which differs from the location of the center of gravity thereof, and a calculation unit for calculating information pertaining to the orientation of the cargo on the basis of the information pertaining to the location of the center of gravity of the cargo and the information pertaining to the location of the first section.
Shinsuke KANDA
Filed: 8 Mar 21
Utility
Performance Information Server, Work Machine Display Operation Application, Method for Providing Model Information, Method for Acquiring Model Information, and Model Information Acquisition System
2 Mar 23
The performance information server includes: a request acquisition unit that acquires, from a work machine display operation application operating on a terminal capable of displaying an image including a work machine, a request including a conveyance condition under which the work machine conveys a load; a storage unit that stores specification data of the work machine in mapping with model information of a work machine; a control unit that acquires model information of a work machine having a capability to convey the load under the conveyance condition by referring to the specification data; and a response presentation unit that presents a response including the model information acquired by the control unit to the work machine display operation application.
Shunsuke UENO
Filed: 4 Feb 21
Utility
Crane
2 Mar 23
This crane is provided with a counterweight which includes an engaging part, a swivel body which is configured to be capable of swiveling, and a fixing unit which is provided on the swivel body, includes an engaged part that can connect with the engaging part, and can adopt a front position and a rear position; in each of the front position and the rear position, the fixing unit and the counterweight are linked by the engaged part being arranged in a position corresponding to that of the engaging part and being connected to the engaging part.
Masanori OSHIMA
Filed: 17 Feb 21
Utility
Guide Display Device, and Crane Provided with Same
23 Feb 23
Provided is a guide display device with which it is possible to track a hung load and display guide information.
Iwao ISHIKAWA, Takayuki KOSAKA, Keita MASHIMA, Satoshi KUBOTA, Shigenori TANAKA, Masaya NAKAHARA, Koki NAKAHATA
Filed: 23 Mar 21
Utility
Server, remote monitoring system, and remote monitoring method
14 Feb 23
Provided are a server for maintenance, a remote monitoring system, and a remote monitoring method.
Ryosuke Yakushi
Filed: 2 Feb 17
Utility
Measurement target top-surface estimation method, guide information display device, and crane
24 Jan 23
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 and method for acquiring length of slinging tool
3 Jan 23
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
Guide information display device and crane
3 Jan 23
To accurately present guide information which expresses the shape and height of a hoisting load and an object located near the hoisting load.
Takayuki Kosaka, Iwao Ishikawa, Satoshi Kubota, Shigenori Tanaka, Kenji Nakamura, Yuhei Yamamoto, Masaya Nakahara
Filed: 19 Jul 18
Utility
Crane
3 Jan 23
This crane is configured by being provided with: a telescopic boom having an inside boom element and an outside boom element that overlap each other in an extendable and contractible manner; an extension/contraction actuator that displaces one boom element among the inside boom element and the outside boom element in the extending and contracting directions; at least one electric drive source provided in the extension/contraction actuator; a first coupling mechanism that operates on the basis of power from the electric drive source and that switches between the coupled state and the uncoupled state of the extension/contraction actuator and one of the boom elements; and a second coupling mechanism that operates on the basis of power from the electric drive source and that switches between the coupled state and the uncoupled state of the inside boom element and the outside boom element.
Masahide Zushi, Kazu Nagahama
Filed: 14 Feb 19
Utility
Work Machine Control System and Crane
29 Dec 22
This control system comprises: a signal processing unit generating a signal related to the target operating amount of an actuator; a feedback control unit that controls the actuator based on the difference between the signal related to the target operating amount and a signal related to the fed-back operating amount; a feed-forward control unit that controls the actuator based on the signal related to the target operating amount in cooperation with the feedback control unit, and learns the characteristics of the actuator by adjusting a weighting factor based on a teacher signal; and a calculation unit that calculates information related to the deflection of the work machine.
Yoshimasa MINAMI
Filed: 24 Dec 20
Utility
Guide information display device, crane equipped with same, and guide information display method
20 Dec 22
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
Power Supply Circuit for Work Machine
15 Dec 22
This power supply circuit for work machine is provided with a first switch for switching connection and disconnection of a first electrical path provided between a battery and a load which is driven with the power of the battery, and a second switch for switching connection and disconnection of a second electrical path bypassing the first switch.
Kazuya ATARASHI, Yoshikado ITASAKA
Filed: 4 Nov 20
Utility
Crane
6 Dec 22
Provided is a crane that is capable of effectively suppressing oscillation related to the pendulum resonance frequency generated in a suspended load on the basis of the suspended length of a wire rope.
Shinsuke Kanda, Kazuma Mizuki
Filed: 28 Sep 18
Utility
Crane Information Display System
1 Dec 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, said crane information display system comprising: a crane detection unit that detects the orientation of the crane in the camera image; an information processing unit that identifies the position and posture of the crane in the coordinate system of the camera image; a working capacity calculation unit that calculates the working capacity of the crane on the basis of the information relating to the crane inputted to an input unit; and an image display unit that converts the working capacity of the crane into three-dimensional image information corresponding to the position and posture of the crane, overlays the image information on the camera image, and displays the same.
Sho ONISHI
Filed: 25 Sep 20
Utility
Crane Information Display System
10 Nov 22
A crane information display system includes a terminal device having a camera, and obtains camera images by imaging, with the camera, a first information display unit that displays information. about a crane, the crane information display system including: a crane information acquisition unit that reads, from the camera images, display information of the first information display unit to acquire information about the crane; a virtual crane generation unit that generates a virtual crane image; a position/posture calculation unit that calculates, from the camera images, a position at which the virtual crane is to be disposed and a posture to be taken by the virtual crane; an information processing unit that converts the virtual crane image into an image that corresponds to the position and the posture of the virtual crane; and an image display unit that overlays and displays the virtual crane onto the camera images.
Mizuki YONEDA
Filed: 25 Sep 20