The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 2023
Filed:
Oct. 25, 2019
Applicant:
Boxfish Research Limited, Remuera Auckland, NZ;
Inventor:
Benjamin Martin King, Waiheke Island, NZ;
Assignee:
BOXFISH RESEARCH LIMITED, Auckland, NZ;
Primary Examiner:
Int. Cl.
CPC ...
B63G 8/24 (2006.01); B63G 8/00 (2006.01);
U.S. Cl.
CPC ...
B63G 8/24 (2013.01); B63G 2008/005 (2013.01);
Abstract
A buoyancy adjusting device for an underwater device is described the device comprising: a tube having first and second ends; a resilient mechanism located at the first end of the tube and extending towards the second end of the tube; an opening near the second end of the tube; a catch at the second end of the tube; 5 and at least one block insertable into from the first end of the tube to adjust the buoyancy.