Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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HERFILCO
Original Assignee
HERFILCO
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Filing date
Publication date
Application filed by HERFILCOfiledCriticalHERFILCO
Priority to FR11742ApriorityCriticalpatent/FR87671E/fr
Priority to BE663843Dprioritypatent/BE663843A/fr
Priority to NL6506090Aprioritypatent/NL6506090A/xx
Priority to DE1965H0052012prioritypatent/DE1921298U/de
Application grantedgrantedCritical
Publication of FR87671EpublicationCriticalpatent/FR87671E/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16J—PISTONS; CYLINDERS; SEALINGS
F16J13/00—Covers or similar closure members for pressure vessels in general
F16J13/02—Detachable closure members; Means for tightening closures
F16J13/12—Detachable closure members; Means for tightening closures attached by wedging action by means of screw-thread, interrupted screw-thread, bayonet closure, or the like
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR11742A1964-05-161965-04-02Porte de visite et d'accès pour récipients sous pression
ExpiredFR87671E
(fr)