Microphone windscreen

• US 5,349,140 A
• Filed: 08/07/1992
• Issued: 09/20/1994
• Est. Priority Date: 08/07/1992
• Status: Expired due to Term

• Current Assignee: Lawrence R. Valenzin
• Original Assignee: Lawrence R. Valenzin
• Inventors: Valenzin, Lawrence R.
• Primary Examiner(s): Gellner, Michael L.
• Assistant Examiner(s): Dang, Khanh
• Application Number:
  US07/926,911
• Time in Patent Office: 774 Days
• Field of Search: 181/21, 181/158, 181/166, 181/169, 181/171, 181/242, 381/91, 381/169, 381/188, 381/189
• US Class Current: 181/158
• CPC Class Codes: H04R 1/086 Protective screens, e.g. all weather or wind screens

Abstract

A windscreen for a remote microphone for mobile radios is disclosed. The sound absorbent material is held in place on the exterior surface of the microphone housing by means which permit easy detachment from the housing, thereby permitting replacement as the sound absorbent material deteriorates with age and exposure to the elements.

Claims

1. A windscreen for a remote microphone used for a mobile two-way radio in which said microphone is imbedded in a microphone housing having an exterior surface, a microphone located within said housing, and a channel between said microphone and the exterior surface of said housing said channel thereby forming an opening in said exterior surface of the housing which windscreen comprises the combination of a sound absorbent material which is a foamed plastic, a Velcro affixed to said sound absorbent material and a mating Velcro fastener affixed to the exterior surface of a microphone housing surrounding the opening in the exterior surface of a microphone housing, said Velcro and said mating Velcro fastener cooperating to retain the sound absorbent material in a demountable fashion over the opening in the exterior surface of a microphone housing formed by the channel leading from the exterior surface of the housing to the microphone.

2. A windscreen in accordance with claim 1 in which the sound absorbent material has a permitisity such that a column of water 25 centimeters high and 1 centimeter in diameter will pass through a 1 centimeter diameter piece of sound absorbent material in between 3 and 6 seconds.

3. A windscreen in accordance with claim 1 in which the sound absorbent material has a layer of water repellent material on the surface thereof.

4. A windscreen in accordance with claim 3 in which the water repellant material is a silicone.