Invention Grant
- Patent Title: Metered-dose inhaler
- Patent Title (中): 计量吸入器
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Application No.: US12532762Application Date: 2008-04-01
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Publication No.: US08132712B2Publication Date: 2012-03-13
- Inventor: Derek Fenlon
- Applicant: Derek Fenlon
- Applicant Address: IE Waterford
- Assignee: Ivax Pharmaceuticals Ireland
- Current Assignee: Ivax Pharmaceuticals Ireland
- Current Assignee Address: IE Waterford
- Agency: RatnerPrestia
- Priority: GB076999.0 20070411
- International Application: PCT/EP2008/002590 WO 20080401
- International Announcement: WO2008/119552 WO 20081009
- Main IPC: G06M1/04
- IPC: G06M1/04 ; A61M11/00
Abstract:
A metered dose inhaler dose counter, the counter includes: an actuator; a rotary gear wheel having a plurality of ratchet teeth; a driver for driving the rotary gear in a step-wise fashion in response to displacement of the actuator; a pawl that prevents reverse rotation of the rotary gear; and a display coupled to the rotary gear.
Public/Granted literature
- US20100078490A1 METERED-DOSE INHALER Public/Granted day:2010-04-01
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