GB2571951B - Improved pressed head - Google Patents

Improved pressed head Download PDF

Info

Publication number
GB2571951B
GB2571951B GB1804012.1A GB201804012A GB2571951B GB 2571951 B GB2571951 B GB 2571951B GB 201804012 A GB201804012 A GB 201804012A GB 2571951 B GB2571951 B GB 2571951B
Authority
GB
United Kingdom
Prior art keywords
pressed head
improved pressed
improved
head
pressed
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.)
Active
Application number
GB1804012.1A
Other versions
GB2571951A (en
GB201804012D0 (en
Inventor
Shufflebotham Michael
Ronald Bebbington Allan
John Pennell Ian
Richard Pickles Ian
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.)
BAE Systems PLC
Original Assignee
BAE Systems PLC
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 BAE Systems PLC filed Critical BAE Systems PLC
Priority to GB1804012.1A priority Critical patent/GB2571951B/en
Publication of GB201804012D0 publication Critical patent/GB201804012D0/en
Priority to AU2019233783A priority patent/AU2019233783B2/en
Priority to EP19709552.4A priority patent/EP3765812B1/en
Priority to PCT/GB2019/050603 priority patent/WO2019175539A1/en
Priority to CA3092806A priority patent/CA3092806A1/en
Priority to US16/979,646 priority patent/US11125540B2/en
Publication of GB2571951A publication Critical patent/GB2571951A/en
Application granted granted Critical
Publication of GB2571951B publication Critical patent/GB2571951B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/20—Making uncoated products by backward extrusion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B33/00—Manufacture of ammunition; Dismantling of ammunition; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/54—Making hollow objects characterised by the use of the objects cartridge cases, e.g. for ammunition, for letter carriers in pneumatic-tube plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00—Forging presses
    • B21J9/02—Special design or construction
    • B21J9/022—Special design or construction multi-stage forging presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/04—Shaping thin-walled hollow articles, e.g. cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K23/00—Making other articles
    • B21K23/04—Making other articles flanged articles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B5/00—Cartridge ammunition, e.g. separately-loaded propellant charges
    • F42B5/26—Cartridge cases
    • F42B5/30—Cartridge cases of plastics, i.e. the cartridge-case tube is of plastics
    • F42B5/307—Cartridge cases of plastics, i.e. the cartridge-case tube is of plastics formed by assembling several elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
GB1804012.1A 2018-03-13 2018-03-13 Improved pressed head Active GB2571951B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1804012.1A GB2571951B (en) 2018-03-13 2018-03-13 Improved pressed head
CA3092806A CA3092806A1 (en) 2018-03-13 2019-03-05 Improved pressed head
EP19709552.4A EP3765812B1 (en) 2018-03-13 2019-03-05 Improved metal head unit for use with a polymer case to form a cartridge
PCT/GB2019/050603 WO2019175539A1 (en) 2018-03-13 2019-03-05 Improved pressed head
AU2019233783A AU2019233783B2 (en) 2018-03-13 2019-03-05 Improved pressed head
US16/979,646 US11125540B2 (en) 2018-03-13 2019-03-05 Pressed head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1804012.1A GB2571951B (en) 2018-03-13 2018-03-13 Improved pressed head

Publications (3)

Publication Number Publication Date
GB201804012D0 GB201804012D0 (en) 2018-04-25
GB2571951A GB2571951A (en) 2019-09-18
GB2571951B true GB2571951B (en) 2022-04-20

Family

ID=61972800

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1804012.1A Active GB2571951B (en) 2018-03-13 2018-03-13 Improved pressed head

Country Status (1)

Country Link
GB (1) GB2571951B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10352670B2 (en) * 2010-11-10 2019-07-16 True Velocity Ip Holdings, Llc Lightweight polymer ammunition cartridge casings

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012047615A1 (en) * 2010-10-07 2012-04-12 Nylon Corporation Of America, Inc. Ammunition cartridge case bodies made with polymeric nanocomposite material
US20120111219A1 (en) * 2010-11-10 2012-05-10 True Velocity, Inc. Lightweight polymer ammunition cartridge casings
US20140083319A1 (en) * 2012-09-27 2014-03-27 National Machinery Llc Precision forged cartridge case
US20140298979A1 (en) * 2013-04-08 2014-10-09 Hans-Jürgen Neugebauer Method for Producing a Gun Cartridge Casing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012047615A1 (en) * 2010-10-07 2012-04-12 Nylon Corporation Of America, Inc. Ammunition cartridge case bodies made with polymeric nanocomposite material
US20120111219A1 (en) * 2010-11-10 2012-05-10 True Velocity, Inc. Lightweight polymer ammunition cartridge casings
US20140083319A1 (en) * 2012-09-27 2014-03-27 National Machinery Llc Precision forged cartridge case
US20140298979A1 (en) * 2013-04-08 2014-10-09 Hans-Jürgen Neugebauer Method for Producing a Gun Cartridge Casing

Also Published As

Publication number Publication date
GB2571951A (en) 2019-09-18
GB201804012D0 (en) 2018-04-25

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