Drip-preventing valve

• US 3,026,902 A
• Filed: 12/19/1957
• Issued: 03/27/1962
• Est. Priority Date: 12/19/1957
• Status: Expired due to Term

• Current Assignee: Edmund W. Ruhl Jr
• Original Assignee: Edmund W. Ruhl Jr
• Inventors: Ruhl, Edmund W. Jr.
• Application Number:
  US03/703,910
• Time in Patent Office: 1,559 Days
• US Class Current: 137/484.2
• CPC Class Codes: B67D 7/52 and provided with additional flow-controlling valve means
• CPC Class Codes: F16K 23/00 Valves for preventing drip from nozzles
• CPC Class Codes: Y10T 137/7753 Unbalanced pivoted valve [e.g., unbalanced butterfly type]
• CPC Class Codes: Y10T 137/7754 Line flow effect assisted
• CPC Class Codes: Y10T 137/7898 Pivoted valves

Claims