Flexible reinforced corrugated hose

• US 3,058,493 A
• Filed: 02/11/1959
• Issued: 10/16/1962
• Est. Priority Date: 02/11/1959
• Status: Expired due to Term

• Current Assignee: John A. Muller
• Original Assignee: John A. Muller
• Inventors: Muller, John A.
• Application Number:
  US03/792,556
• Time in Patent Office: 1,343 Days
• US Class Current: 138/122
• CPC Class Codes: B29C 48/09 Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
• CPC Class Codes: B29C 48/12 Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
• CPC Class Codes: B29C 48/13 Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
• CPC Class Codes: B29C 48/153 Coating both inner and outer surfaces
• CPC Class Codes: B29D 23/18 Pleated or corrugated hoses
• CPC Class Codes: B29K 2021/00 Use of unspecified rubbers as moulding material
• CPC Class Codes: F16L 11/112 having reinforcements embedded in the wall

Claims