FR527683A - Disposition de roulement antifriction, pour fermetures de culasses de fusils - Google Patents

Disposition de roulement antifriction, pour fermetures de culasses de fusils

Info

Publication number
FR527683A
FR527683A FR527683A FR527683DA FR527683A FR 527683 A FR527683 A FR 527683A FR 527683 A FR527683 A FR 527683A FR 527683D A FR527683D A FR 527683DA FR 527683 A FR527683 A FR 527683A
Authority
FR
France
Prior art keywords
cylinder head
bearing arrangement
friction bearing
head closures
closures
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
FR527683A
Other languages
English (en)
Inventor
John Taliaferro Thompson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR527683A publication Critical patent/FR527683A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A3/00—Breech mechanisms, e.g. locks
    • F41A3/64—Mounting of breech-blocks; Accessories for breech-blocks or breech-block mountings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A3/00—Breech mechanisms, e.g. locks
    • F41A3/12—Bolt action, i.e. the main breech opening movement being parallel to the barrel axis
    • F41A3/14—Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively
    • F41A3/16—Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Portable Nailing Machines And Staplers (AREA)
FR527683A 1920-05-20 1920-11-26 Disposition de roulement antifriction, pour fermetures de culasses de fusils Expired FR527683A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US382739A US1365355A (en) 1920-05-20 1920-05-20 Gun

Publications (1)

Publication Number Publication Date
FR527683A true FR527683A (fr) 1921-10-28

Family

ID=23510204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR527683A Expired FR527683A (fr) 1920-05-20 1920-11-26 Disposition de roulement antifriction, pour fermetures de culasses de fusils

Country Status (2)

Country Link
US (1) US1365355A (fr)
FR (1) FR527683A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424264A (en) * 1942-10-27 1947-07-22 Gerald A Yorks Composite bolt structure for semiautomatic rifles
US3057100A (en) * 1947-01-09 1962-10-09 United Shoe Machinery Corp Extractor for automatic guns
US3742638A (en) * 1970-07-17 1973-07-03 J Archer Bolt action assembly
US20040007124A1 (en) * 2002-07-12 2004-01-15 Sheriff Company, Ltd. Micro-roller sliding system for guiding movable gun parts involved in projectile discharge
US8117957B2 (en) * 2009-07-24 2012-02-21 Vladimir Loganchuk Breech device for a hand firearm
US9354005B1 (en) * 2015-01-13 2016-05-31 Carmelo Russo Reduced friction firearm components
US11371789B2 (en) * 2019-08-06 2022-06-28 James Matthew Underwood Roller delayed firearm operating system
US11353275B2 (en) * 2020-03-10 2022-06-07 James Matthew Underwood Low friction inserts for bolt carrier group
US11543195B2 (en) 2020-07-03 2023-01-03 James Matthew Underwood Roller and bearing delayed firearm operating systems
US11846476B2 (en) 2021-10-07 2023-12-19 James Matthew Underwood Ejector for firearm

Also Published As

Publication number Publication date
US1365355A (en) 1921-01-11

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