Protective casing for ultrasonic transducers

• US 3,234,501 A
• Filed: 05/07/1962
• Issued: 02/08/1966
• Est. Priority Date: 05/07/1962
• Status: Expired due to Term

• Current Assignee: Klaus H. Frielinghaus, Robert A. Hagen
• Original Assignee: Klaus H. Frielinghaus, Robert A. Hagen
• Inventors: Hagen, Robert A., Frielinghaus, Klaus H.
• Application Number:
  US04/192,770
• Time in Patent Office: 1,373 Days
• US Class Current: 367/191
• CPC Class Codes: G10K 11/004 Mounting transducers, e.g. provided with mechanical moving or orienting device mountings specially adapted to a particular sound-producing device, see the preceding groups G10K1/00 - G10K9/00, e.g. G10K1/26, G10K1/28, G10K9/22; arrangements of sonic watch equipment on submarines B63G8/39; buoys B63B22/00
• CPC Class Codes: G10K 11/20 Reflecting arrangements G10K11/28 takes precedence

Claims

1. APPARATUS FOR MOUNTING AN ELECTRO-ACOUSTIC TRANSDUCER BELOW THE PATH OF VEHICLES AND FOR PROVIDING AN ACOUSTICAL TRANSMISSION PATH ALONG THE MAJOR ENERGY AXIS OF SAID TRANSDUCER AND ALSO ALONG A SUBSTANTIALLY VERTICAL AXIS DIRECTED AT THE UNDERSIDES OF PASSING VEHICLES AND COMPRISING IN COMBINATION, MEANS FOR MOUNTING SAID TRANSDUCER WITH ITS MAJOR ENERGY AXIS DIRECTED DOWNWARDLY BETWEEN THE HORIZONTAL AND VERTICAL, A PLANAR REFLECTOR PLATE, AND MEANS POSITIONING SAID REFLECTOR PLATE SUBSTANTIALLY PERPENDICULAR TO THE ANGLE BISECTOR OF THE SAID MAJOR ENERGY AXIS AND SAID VERTICAL AXIS, SAID POSITIONING MEANS CONSISTING ESSENTIALLY OF TWO SUBSTANTIALLY RIGID MEMBERS CONNECTED RESPECTIVELY BETWEEN SPACED PORTIONS OF SAID REFLECTGOR PLATE AND SAID TRANSDUCER MOUNTING MEANS, WHEREBY SAID TRANSDUCER IS PROTECTED FROM THE WEATHER AND SAID POSITIONING MEANS PROVIDES SUBSTANTIALLY NO SURFACES UPON WHICH SNOW AND OBSTRUCTIONS CAN ACCUMULATE.