GB248720A - Improvements in and relating to the manufacture of pistons from magnesium and magnesium alloys - Google Patents

Improvements in and relating to the manufacture of pistons from magnesium and magnesium alloys

Info

Publication number
GB248720A
GB248720A GB386426A GB386426A GB248720A GB 248720 A GB248720 A GB 248720A GB 386426 A GB386426 A GB 386426A GB 386426 A GB386426 A GB 386426A GB 248720 A GB248720 A GB 248720A
Authority
GB
United Kingdom
Prior art keywords
magnesium
pistons
die
closed
relating
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
GB386426A
Original Assignee
Gilbert Michel
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
Priority to FR248720X priority Critical
Application filed by Gilbert Michel filed Critical Gilbert Michel
Publication of GB248720A publication Critical patent/GB248720A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/10Making specific metal objects by operations not covered by a single other subclass or a group in this subclass pistons

Abstract

248,720. Michel, G. March 7, 1925, [Convention date]. Pistons. piston is formed by placing a blank in a closed or partially closed die, Fig. 2, and forging and die pressing with a tapered punch to cause the metal to flow in the desired direction. The Specification as open to inspection under Sect. 91 (3) (a) describes a die with the bottom closed by a plug 3, Fig. 3 (Cancelled), and provided with a circular groove 8 to receive excess metal expelled by the punch 5. This subject-matter does not appear in the Specification as accepted.
GB386426A 1925-03-07 1926-02-10 Improvements in and relating to the manufacture of pistons from magnesium and magnesium alloys Expired GB248720A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR248720X 1925-03-07

Publications (1)

Publication Number Publication Date
GB248720A true GB248720A (en) 1927-06-10

Family

ID=8883887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB386426A Expired GB248720A (en) 1925-03-07 1926-02-10 Improvements in and relating to the manufacture of pistons from magnesium and magnesium alloys

Country Status (1)

Country Link
GB (1) GB248720A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465792A (en) * 1944-07-23 1949-03-29 Aluminum Co Of America Piston
US2667390A (en) * 1948-06-26 1954-01-26 Metalflo Corp Piston or like cup-shaped article
WO2008074499A1 (en) * 2006-12-19 2008-06-26 Robert Bosch Gmbh Hollow piston for an axial piston machine
CN109366097A (en) * 2018-05-31 2019-02-22 昆明冶金研究院 A kind of preparation process and products thereof of LP gas cylinder upper cover

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465792A (en) * 1944-07-23 1949-03-29 Aluminum Co Of America Piston
US2667390A (en) * 1948-06-26 1954-01-26 Metalflo Corp Piston or like cup-shaped article
WO2008074499A1 (en) * 2006-12-19 2008-06-26 Robert Bosch Gmbh Hollow piston for an axial piston machine
CN109366097A (en) * 2018-05-31 2019-02-22 昆明冶金研究院 A kind of preparation process and products thereof of LP gas cylinder upper cover

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