Invention Grant
- Patent Title: Dispenser for dispensing flowable, for example liquid or paste-like, compounds
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Application No.: US17426263Application Date: 2020-01-24
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Publication No.: US11612903B2Publication Date: 2023-03-28
- Inventor: Sabine Goettke , Martin Presche
- Applicant: RPC Bramlage GmbH
- Applicant Address: DE Lohne
- Assignee: RPC Bramlage GmbH
- Current Assignee: RPC Bramlage GmbH
- Current Assignee Address: DE Lohne
- Agency: Collard & Roe, P.C.
- Priority: DE102019102184.7 20190129,DE102019132343.6 20191128
- International Application: PCT/EP2020/051702 WO 20200124
- International Announcement: WO2020/156935 WO 20200806
- Main IPC: B05B11/00
- IPC: B05B11/00

Abstract:
A dispenser for dispensing flowable, for example liquid or paste-like, compounds, includes a storage reservoir for receiving the compound, and a preferably modular dispenser pump having an inlet channel and an outlet channel and a pump chamber delimited on the inlet and the outlet side by valves, and also having a head piece, the head piece having a dispensing opening, and a restoring device formed by a spring is further provided between the head piece and the storage reservoir. The restoring device is formed by a plastic spring having a lower spring washer and an upper spring washer, which are arranged substantially coaxially with one another, a respective plane spanned by each spring washer extending substantially perpendicular to a longitudinal axis of the plastic spring, and furthermore the spring washers being compressibly connected to one another by sprung struts extending over more than 90 degrees in the circumferential direction.
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