Publication number US2987893 Publication date Jun 13, 1961 Filing date Oct 29, 1956 Inventor: Jack D. Robinson Jr. Original Assignee: American Machine & Foundry UNDERWATER CRAFT. Jack. D. Robinson, Jr., Norwalk, Conn., assignor to American Machine & Foundry Company, a corporation of New Jersey Filed Oct. 29, 1956. This invention relates to mobile underwater craft …
1923 – EPRON-1 Humidistat – E. G. Danilenko. ГидроÑтат Даниленко Е.Г. «ÐПРОÐ-1» Source: here. Original text by Alexey Rasshivalov, translated to English by Google translate. The first domestic ( and second in the world) DHD humidistat , better known as " EPRON -1 ." Built in 1923, the project EG Danilenko . Heavy machine to …
Underwater power source Publication number US3418818 A Publication type Grant Publication date 31 Dec 1968 Filing date 22 Apr 1966 Priority date 22 Apr 1966 Inventors Renic P Vincent, Lawrence B Wilder Original Assignee Pan American Petroleum Corp ABSTRACT OF THE DISCLOSURE A method and apparatus for supplying power to underwater apparatuses which makes use …
Underwater manipulator system Publication number US3414136 A Publication type Grant Publication date 3 Dec 1968 Filing date 18 Jan 1966 Priority date 18 Jan 1966 Inventors John R Moore, James S Sweeney Original Assignee North American Rockwell ABSTRACT OF THE DISCLOSURE System for positioning an underwater manipulator arm to correspond with the position of an …
 1961 – Submaray Submersible by Doug Privitt started being built in 1961 and was launched in 1962. Privitt inside Submaray operating the simple rod manipulator arm. It appears to slide inside a ball-and-socket joint, as can be seen in the video clip. Although a simple setup, this arm is quite efficient and versatile. The …