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Title:
SENSORIZED ADHESIVE SKINS FOR UNDERWATER GRASPING OF OBJECTS
Document Type and Number:
WIPO Patent Application WO/2024/015903
Kind Code:
A3
Abstract:
Various examples are provided related to underwater grasping of objects. In one example, an underwater adhesive system includes switchable adhesive elements, proximity sensing elements, and a controller. Each of the switchable adhesive elements can be pneumatically actuated to control adhesion or release of that switchable adhesive element. One of the switchable adhesive elements can be positioned adjacent to each of the proximity sensing elements. The controller can control adhesion of the switchable adhesive elements based at least in part upon signals from the proximity sensing elements.

Inventors:
BARTLETT MICHAEL D (US)
TUTIKA RAVI TEJ ANAND (US)
MARKVICKA ERIC (US)
Application Number:
PCT/US2023/070128
Publication Date:
March 21, 2024
Filing Date:
July 13, 2023
Export Citation:
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Assignee:
VIRGINIA TECH INTELLECTUAL PROPERTIES INC (US)
UNIV NEBRASKA (US)
International Classes:
B63G8/00; G01V1/38
Foreign References:
US20210122065A12021-04-29
Other References:
HEON JOON LEE: "An Electronically Perceptive Bioinspired Soft Wet-Adhesion Actuator with Carbon Nanotube-Based Strain Sensors", ACS NANO, AMERICAN CHEMICAL SOCIETY, US, vol. 15, no. 9, 28 September 2021 (2021-09-28), US , pages 14137 - 14148, XP093153414, ISSN: 1936-0851, DOI: 10.1021/acsnano.1c05130
P.J. SANZ: "GRASPER: A Multisensory Based Manipulation System for Underwater Operations", 2013 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN, AND CYBERNETICS, IEEE, 1 October 2013 (2013-10-01) - 16 October 2013 (2013-10-16), pages 4036 - 4041, XP093153418, ISBN: 978-1-4799-0652-9, DOI: 10.1109/SMC.2013.689
TOMOKAZU: "Vacuum gripper imitated octopus sucker-effect of liquid membrane for absorption", 2015 IEEE /RSJ INTERNATIONAL CONFERENCE ON INTELLIGENT ROBOTS AND SYSTEMS (IROS), 28 September 2015 (2015-09-28) - 2 October 2015 (2015-10-02), XP093153425
GRASSO FRANK W.: "Octopus sucker-arm coordination in grasping and manipulation*", AMERICAN MALACOLOGICAL BULLETIN, vol. 24, no. 1, 1 March 2008 (2008-03-01), pages 13 - 23, XP009553566, ISSN: 0740-2783, DOI: 10.4003/0740-2783-24.1.13
SEAN T. FREY: "Octopus-inspired adhesive skins for intelligent and rapidly switchable underwater adhesion", SCIENCE ADVANCES, AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE, US, vol. 8, no. 28, 15 July 2022 (2022-07-15), US , XP093153441, ISSN: 2375-2548, DOI: 10.1126/sciadv.abq1905
Attorney, Agent or Firm:
THOMAS HORSTEMEYER LLP (US)
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