Decision inputs
- Storage and operating environments
- Release time and reliability
- Shock and vibration spectra
- Safety redundancy design
APPLICATION SOLUTION
Defense actuation preload
Defense actuation and locking mechanisms use disc spring stacks for highly reliable preload, holding and energy release; this entry page lists environmental and redundancy decision points.
ENGINEERING PROBLEM
Under harsh environments and long storage, actuation and locking mechanisms must hold preload reliably and release on command.
BOUNDARY
This page describes a decision pattern and does not promise size or performance for another operating condition.
Solution pattern
- Spring stacks store and release energy on command
- Multi-stage stacks sequence actions
- Configure hold/release margins per safety requirements
Key risks
- Long-storage relaxation shifts release traits
- Response drift at temperature extremes
- Premature trigger or jamming
Verification plan
- Environmental and life testing
- Release time and reliability verification
- Safety margin review
Source-backed correspondences
| Summary | Load | Travel | Source |
|---|---|---|---|
| 军工/防务预紧——按preload目标预选产品族；场景摘要仅供决策参考，不构成对其他工况的产品承诺。 | 按预紧目标 | 补偿行程 | Source ↗ |
Evidence (library locators)
Every technical claim traces to a specific asset version and page; restricted sources show locator metadata only.
- 290 US 10 066 892 Multi disc recoil brake 多盘式火炮后坐制动器 PDF p.74 · mechanism(internal source; excerpt not public)
- 2009 Military Vehicle Suspension Disc Spring MR Valve PDF p.8 · mechanism(internal source; excerpt not public)
- 291 US 5 410 833 Recoil absorbing firearm stock 轻武器后坐吸收枪托 PDF p.8 · mechanism(internal source; excerpt not public)
- 292 US 2 838 344 Tracked vehicle bogie wheel suspension 履带车辆负重轮悬挂 PDF p.3 · mechanism(internal source; excerpt not public)
- 2009 Military Vehicle Suspension Disc Spring MR Valve PDF p.7 · numeric(internal source; excerpt not public)
- 290 US 10 066 892 Multi disc recoil brake 多盘式火炮后坐制动器 PDF p.10 · numeric(internal source; excerpt not public)
- 292 US 2 838 344 Tracked vehicle bogie wheel suspension 履带车辆负重轮悬挂 PDF p.1 · numeric(internal source; excerpt not public)
- 294 US 5 174 219 Bogie for a track guided vehicle 轨道 履带车转向架 PDF p.4 · numeric(internal source; excerpt not public)
- US3783738 Cannon RecoilAbsorber Belleville Washers Friction PDF p.5 · numeric(internal source; excerpt not public)
- US8939059 Progressive Gun Recoil System Belleville NestedStacks PDF p.18 · numeric(internal source; excerpt not public)
Cases illustrate decisions and do not constitute a specification promise for any other operating condition.
ENGINEERING REVIEW