GB1105299A - Shotgun cartridges - Google Patents

Shotgun cartridges

Info

Publication number
GB1105299A
GB1105299A GB4736764A GB4736764A GB1105299A GB 1105299 A GB1105299 A GB 1105299A GB 4736764 A GB4736764 A GB 4736764A GB 4736764 A GB4736764 A GB 4736764A GB 1105299 A GB1105299 A GB 1105299A
Authority
GB
United Kingdom
Prior art keywords
grooves
disc
shot
nov
thickness
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
Application number
GB4736764A
Inventor
Donald Humpherson
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.)
Imperial Metal Industries Kynoch Ltd
Original Assignee
Imperial Metal Industries Kynoch Ltd
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 Imperial Metal Industries Kynoch Ltd filed Critical Imperial Metal Industries Kynoch Ltd
Priority to GB4736764A priority Critical patent/GB1105299A/en
Publication of GB1105299A publication Critical patent/GB1105299A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B7/00—Shotgun ammunition
    • F42B7/02—Cartridges, i.e. cases with propellant charge and missile
    • F42B7/12—Cartridge top closures, i.e. for the missile side

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Closures For Containers (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

1,105,299. Shot-gun cartridge closures. IMPERIAL METAL INDUSTRIES (KYNOCH) Ltd. 3 Nov., 1965 [20 Nov., 1964], No. 47367/64. Heading F3A. A frangible closure for a shot-gun cartridge comprises a disc made from thermoplastics material by an injection-moulding process, at least three radial grooves being formed in one or both circular faces of the disc. The grooves are substantially rectangular in crosssection and have a width between 60% and 180% of the thickness T of the disc, the total depth 2d being between 65% and 90% of such thickness. When grooves areformed in both faces, the grooves in one face are in register with the grooves of the other face. The thermoplastics material may be polystyrene or polymethyl methacrylate.
GB4736764A 1964-11-20 1964-11-20 Shotgun cartridges Expired GB1105299A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4736764A GB1105299A (en) 1964-11-20 1964-11-20 Shotgun cartridges

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4736764A GB1105299A (en) 1964-11-20 1964-11-20 Shotgun cartridges

Publications (1)

Publication Number Publication Date
GB1105299A true GB1105299A (en) 1968-03-06

Family

ID=10444704

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4736764A Expired GB1105299A (en) 1964-11-20 1964-11-20 Shotgun cartridges

Country Status (1)

Country Link
GB (1) GB1105299A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172969A (en) * 1985-03-27 1986-10-01 Scient Cartridge Developments Shotgun cartridges
GB2172967A (en) * 1985-03-27 1986-10-01 Scient Cartridge Developments Shotgun cartridge
GB2172968A (en) * 1985-03-27 1986-10-01 Scient Cartridge Developments Shotgun cartridges
WO1986005871A1 (en) * 1985-03-27 1986-10-09 Scientific Cartridge Developments Limited Shotgun cartridge

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172969A (en) * 1985-03-27 1986-10-01 Scient Cartridge Developments Shotgun cartridges
GB2172967A (en) * 1985-03-27 1986-10-01 Scient Cartridge Developments Shotgun cartridge
GB2172968A (en) * 1985-03-27 1986-10-01 Scient Cartridge Developments Shotgun cartridges
WO1986005871A1 (en) * 1985-03-27 1986-10-09 Scientific Cartridge Developments Limited Shotgun cartridge

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