Bizarre Patents
Method and apparatus for making a drink hop along a bar or counter
A method for generating a drink which appears to hop from a remote spot on the bar or counter and take one or more leaps, before landing in a patron's glass.
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US Patent 4580656 - Absorbent retainer for absorbent type muffler
US Patent Issued on April 8, 1986
Estimated Patent Expiration Date:
November 2, 2004Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
November 2, 2004Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractA muffler connected to an exhaust system of an automotive or like internal combustion engine for damping noise, which accompanies engine exhaust, using a sound absorbing member. An intertwined meshwork in a tubular configuration serves as means for covering and firmly retaining the sound absorbing member, which is wound around a perforated pipe, on the outer periphery of the perforated pipe. The tubular meshwork is produced by intertwining in a desired density strings each of which is made up of a number of strands. | InventorAssigneeApplicationNo. 06/667720 filed on 11/02/1984US Classes:181/252, With sound absorbing material181/256, With sound absorbing material181/265, Retroverted181/272Plural chambersField of Search181/231, With solid particle separator (e.g., spark arrestor, vacuum cleaner, etc.)181/244, Corrosion prevention181/255, Expansion chamber181/248, Continuous conduit181/258, Pervious material interposed in flow path181/257, And multi-passage181/249, With expansion chamber181/251, And multi-passage181/254, Valve controlled181/253, With muffler bypass181/252, With sound absorbing material181/250, And side branch181/256, With sound absorbing material181/264, With baffle or baffle structure181/265, Retroverted181/268, Multi-passage181/272, Plural chambers181/275And multi-passageExaminersPrimary: Fuller, Benjamin R.Attorney, Agent or FirmUS Patent References3166382, 3960509, Catalytic mufflerIssued on: 06/01/1976 Inventor: Abriany4360076, Muffler Issued on: 11/23/1982 Inventor: Suyama4421202Sound attenuator Issued on: 12/20/1983 Inventor: Hoy International ClassesF01N 1/02 (20060101)F01N 1/04 (20060101) F01N 1/24 (20060101) F01N 1/00 (20060101) Foreign Application Priority Data1984-04-06 JP |
