DE966554C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Throttle valve with sealing ring pieces arranged rotationally symmetrically to the valve axis in a symmetrical groove to seal the valve circumference
Assignee: Bopp and Reuther GmbH
•
Filing: 1952-09-30
•
Granted: 1957-08-22
•
Expires: 1972-09-30
Abstract
No abstract record available.
Inventors
- 👤 Josef Niederle
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 23:46
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/22; F16K1/226; F16K1/2261
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1624891A
Cited
DE589240C
Cited
DE601089C
Cited
CH115993A
Cited
DE583610C
Cited
US2083154A
Cited
US2385510A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.