Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Harris Lake Henry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electric Boat Corp
Original Assignee
Electric Boat Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electric Boat CorpfiledCriticalElectric Boat Corp
Application grantedgrantedCritical
Publication of GB190526802ApublicationCriticalpatent/GB190526802A/en
26,802. Lake, H. H., [Electric Boat Co]. Dec. 22. Compasses, magnetic; periscopes.-In a steering- gear for submarine and other vessels designed so that the vessel may be steered by the navigator or helmsman, a periscope h fits into a vertical casing g in the front part of the eonning-tower, and its two prisms j, m enable the navigator, whose eye is in the position 12 in front of the eyepiece i, to get the position of an outside object with respect to the N-S line of the compass at 11. A lens 13 and reflector 14 also enable the helmsman to see the image of the repeating compass in this reflector.
GB190526802D1905-12-221905-12-22Improvements in Steering Gear for Submarine Submersible or other Boats.
ExpiredGB190526802A
(en)