US967136A - Hypodermic syringe. - Google Patents

Hypodermic syringe. Download PDF

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Publication number
US967136A
US967136A US47649409A US1909476494A US967136A US 967136 A US967136 A US 967136A US 47649409 A US47649409 A US 47649409A US 1909476494 A US1909476494 A US 1909476494A US 967136 A US967136 A US 967136A
Authority
US
United States
Prior art keywords
hypodermic syringe
hypodermic
syringe
piston
witnesses
Prior art date
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.)
Expired - Lifetime
Application number
US47649409A
Inventor
John Ellwood Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson and Johnson
Original Assignee
Johnson and Johnson
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Johnson and Johnson filed Critical Johnson and Johnson
Priority to US47649409A priority Critical patent/US967136A/en
Application granted granted Critical
Publication of US967136A publication Critical patent/US967136A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M5/31513—Piston constructions to improve sealing or sliding

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Prostheses (AREA)

Description

Q Y y y @67,1961
2f polygon recess on its imier face n coml In testimony svhefeof I hav'esg'nedwmy f binatlon with zg. piston having a graduated -name to this specification, in the presen of '5 stem Ws s. shortthreaded portion back of two subscribin witnesses.
l the gmd an adjustable stop nut on OHN ELLWOOD LEE. 'v said shot;u .aded portion, and an expan- Witnesses: I
sion cone iu the piston with a projection to M. E. WRIGHT,
enter and engage said recess in the cap piece. A. A. BARR.
US47649409A 1909-02-06 1909-02-06 Hypodermic syringe. Expired - Lifetime US967136A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US47649409A US967136A (en) 1909-02-06 1909-02-06 Hypodermic syringe.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47649409A US967136A (en) 1909-02-06 1909-02-06 Hypodermic syringe.

Publications (1)

Publication Number Publication Date
US967136A true US967136A (en) 1910-08-09

Family

ID=3035528

Family Applications (1)

Application Number Title Priority Date Filing Date
US47649409A Expired - Lifetime US967136A (en) 1909-02-06 1909-02-06 Hypodermic syringe.

Country Status (1)

Country Link
US (1) US967136A (en)

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