Invention Application
- Patent Title: Immobilizer For Shopping Trolleys
- Patent Title (中): 购物手推车的固定剂
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Application No.: US11816660Application Date: 2006-02-18
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Publication No.: US20090121445A1Publication Date: 2009-05-14
- Inventor: Horst Sonnendorfer , Franz Wieth
- Applicant: Horst Sonnendorfer , Franz Wieth
- Priority: DEDE202005002710.3 20050218; DEDE202005002711.1 20050218; DEDE202005002713.8 20050218; DEDE202005002714.6 20050218; DEDE202005015212.9 20050926; DEDE202005015689.2 20051005
- International Application: PCT/DE2006/000306 WO 20060218
- Main IPC: B62D39/00
- IPC: B62D39/00
Abstract:
Disclosed is a principle for alternately activating and deactivating a blocking device by means of a magnetic field. A further developed embodiment of the invention is characterized in that the deactivating magnetic field can be smaller than the activating magnetic field.
Public/Granted literature
- US08029005B2 Immobilizer for shopping trolleys Public/Granted day:2011-10-04
Information query
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