Shoulder seal between a protective suit and helmet

• US 3,351,056 A
• Filed: 02/19/1965
• Issued: 11/07/1967
• Est. Priority Date: 02/19/1965
• Status: Expired due to Term

• Current Assignee: George P. Durney
• Original Assignee: George P. Durney
• Inventors: Durney, George P.
• Application Number:
  US04/434,151
• Time in Patent Office: 991 Days
• US Class Current: 128/202.11
• CPC Class Codes: A62B 17/00 Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes protective clothing or garments for work or sport A41D13/00; e.g. overalls A41D13/02, surgical gowns A41D13/12; materials for protecting clothing A41D31/04; protecting eyes or ears A61F9/00; composition of materials for protective clothing A62D5/00; life-saving garments for use at sea B63C; diving suits B63C11/02; flight suits B64D10/00; space suits B64G6/00; bullet-proof clothing F41H1/02
• CPC Class Codes: B64D 10/00 Flight suits helmets in general A42B3/00; breathing helmets A62B18/00

Claims

1. IN A PHYSIOLOGICAL PROTECTIVE SYSTEM THE COMBINATION OF A PROTECTIVE COVERALL WHICH COVERS THE TORSO OF THE WEARER'"'"''"'"'S BODY AND WHICH TERMINATES AT THE WEARER'"'"''"'"'S NECK IN A REINFORCED COLLAR;

A HELMET HAVING A NECK RING, MEANS FOR SUPPLYING BREATHING OXYGEN INTO THE HELMET;

A NECK SECTION ATTACHED TO SAID NECK RING, SAID NECK SECTION TERMINATING IN A SHOULDER SEAL MEANS, SAID SHOULDER SEAL MEANS FITTING INSIDE SAID REINFORCED COLLAR AND ARRANGED TO EXPAND OUTWARDLY AGAINST THE REINFORCED COLLAR, SAID SHOULDER SEAL BEING ADAPTAED TO REST ON THE WEARER'"'"''"'"'S SHOULDERS;

WHEREBY THE COACTION OF SAID SHOULDER SEAL MEANS, SAID REINFORCED COLLAR, AND THE WEARER'"'"''"'"'S SHOULDERS PROVIDES GAS SEALING MEANS FOR SAID HELMET AND SAID NECK SECTION.