JPH0277496U - - Google Patents

Info

Publication number
JPH0277496U
JPH0277496U JP15675488U JP15675488U JPH0277496U JP H0277496 U JPH0277496 U JP H0277496U JP 15675488 U JP15675488 U JP 15675488U JP 15675488 U JP15675488 U JP 15675488U JP H0277496 U JPH0277496 U JP H0277496U
Authority
JP
Japan
Prior art keywords
bullet
air inlet
training
combustion chamber
bullet body
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.)
Granted
Application number
JP15675488U
Other languages
English (en)
Other versions
JPH0717999Y2 (ja
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 filed Critical
Priority to JP1988156754U priority Critical patent/JPH0717999Y2/ja
Publication of JPH0277496U publication Critical patent/JPH0277496U/ja
Application granted granted Critical
Publication of JPH0717999Y2 publication Critical patent/JPH0717999Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F42B10/00—Means for influencing, e.g. improving, the aerodynamic properties of projectiles or missiles; Arrangements on projectiles or missiles for stabilising, steering, range-reducing, range-increasing or fall-retarding
    • F42B10/32—Range-reducing or range-increasing arrangements; Fall-retarding means
    • F42B10/48—Range-reducing, destabilising or braking arrangements, e.g. impact-braking arrangements; Fall-retarding means, e.g. balloons, rockets for braking or fall-retarding
    • F42B10/52—Nose cones
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B10/00—Means for influencing, e.g. improving, the aerodynamic properties of projectiles or missiles; Arrangements on projectiles or missiles for stabilising, steering, range-reducing, range-increasing or fall-retarding
    • F42B10/32—Range-reducing or range-increasing arrangements; Fall-retarding means
    • F42B10/48—Range-reducing, destabilising or braking arrangements, e.g. impact-braking arrangements; Fall-retarding means, e.g. balloons, rockets for braking or fall-retarding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B8/00—Practice or training ammunition
    • F42B8/12—Projectiles or missiles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Toys (AREA)

Description

【図面の簡単な説明】
第１図はこの考案に係る訓連弾の一実施例を示
す断面図、第２図および第３図はそれぞれこの考
案に係る訓練弾が所定速度を超える速度で飛翔す
る場合、および所定速度以下の速度で飛翔する場
合のエア・インレツトでの衝撃波の発生状況を示
す断面図、第４図は上記訓練弾の速度変化に伴う
抵抗係数の変化を示すグラフ、第５図および第６
図は上記訓練弾と実弾とについて各々の弾道、着
弾距離および飛翔速度を比較して実験した結果を
示すグラフ、第７図および第８図は従来の訓練弾
を示すものであり、第７図は同訓練弾の発射直後
の飛翔状態を説明する側面図、第８図は同訓練弾
の減速中の飛翔状態を示す側面図である。 １……訓練弾、２……弾本体、３……エア・イ
ンレツト、４……排気ノズル、５……燃焼室、６
……固体燃料、θ……（エア・インレツトの内面
の軸線に対する）傾斜角度。

Claims (1)

    【実用新案登録請求の範囲】
  1. 中空状をなす弾本体の先端部に後端側に向けて
    内径を漸次小さくしたエア・インレツトを設ける
    と共に、前記弾本体の後端部に排気ノズルを設け
    、前記エア・インレツトと排気ソズルとの間を前
    記弾本体の内面に沿つて固体燃料を装着した燃焼
    室として形成したことを特徴とする訓練弾。
JP1988156754U 1988-11-30 1988-11-30 訓練弾 Expired - Lifetime JPH0717999Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988156754U JPH0717999Y2 (ja) 1988-11-30 1988-11-30 訓練弾

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988156754U JPH0717999Y2 (ja) 1988-11-30 1988-11-30 訓練弾

Publications (2)

Publication Number Publication Date
JPH0277496U true JPH0277496U (ja) 1990-06-14
JPH0717999Y2 JPH0717999Y2 (ja) 1995-04-26

Family

ID=31435578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988156754U Expired - Lifetime JPH0717999Y2 (ja) 1988-11-30 1988-11-30 訓練弾

Country Status (1)

Country Link
JP (1) JPH0717999Y2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101336738B1 (ko) * 2013-07-12 2013-12-04 국방과학연구소 수중궤도 고속주행용 추진체
US12516918B1 (en) * 2023-09-19 2026-01-06 The United States Of America As Represented By The Secretary Of The Navy Nosepiece for suppressing a water-entry cavity

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53118900A (en) * 1976-12-01 1978-10-17 Canada Majesty In Right Of Tubular projector
JPS5439999A (en) * 1977-07-07 1979-03-28 Spence Geoffrey Martin Launcher for firearms

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53118900A (en) * 1976-12-01 1978-10-17 Canada Majesty In Right Of Tubular projector
JPS5439999A (en) * 1977-07-07 1979-03-28 Spence Geoffrey Martin Launcher for firearms

Also Published As

Publication number Publication date
JPH0717999Y2 (ja) 1995-04-26

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term