Invention Grant
- Patent Title: Trigger sprayer having a pressure buildup valve
- Patent Title (中): 具有增压阀的触发式喷雾器
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Application No.: US459308Application Date: 1995-06-02
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Publication No.: US5628434APublication Date: 1997-05-13
- Inventor: Donald D. Foster , Philip L. Nelson
- Applicant: Donald D. Foster , Philip L. Nelson
- Applicant Address: MO St. Lous
- Assignee: Contico International, Inc.
- Current Assignee: Contico International, Inc.
- Current Assignee Address: MO St. Lous
- Main IPC: B05B11/00
- IPC: B05B11/00 ; B67D5/42
Abstract:
A trigger sprayer contains a pressure buildup valve that prevents liquid from being dispensed from the sprayer until the pressure of the liquid pumped from the sprayer pump exceeds a predetermined minimum pressure.
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