Invention Grant
- Patent Title: Contra-rotating axial fan transmission for evaporative and non-evaporative cooling and condensing equipment
- Patent Title (中): 用于蒸发和非蒸发冷却和冷凝设备的反向轴向风机传动
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Application No.: US14176452Application Date: 2014-02-10
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Publication No.: US08951012B1Publication Date: 2015-02-10
- Inventor: John Santoro
- Applicant: JVS Associates, Inc.
- Applicant Address: US NY Northport
- Assignee: JVS Associates, Inc.
- Current Assignee: JVS Associates, Inc.
- Current Assignee Address: US NY Northport
- Agency: Katten Muchin Rosenman LLP
- Agent Michael Stanley Tomsa
- Main IPC: F04D19/02
- IPC: F04D19/02

Abstract:
According to at least one exemplary embodiment, an oil-free contra-rotating transmission is disclosed. The contra-rotating transmission may comprise a lower drive unit; and an upper drive unit, wherein the lower drive unit receives power from a motor and is configured to (i) transfer power from the motor to the upper drive unit, and (ii) rotate a first axial fan in a first direction. The upper drive unit may be configured to rotate the second axial fan in a second direction opposite to the direction of rotation of the first direction.
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