BE511038A - - Google Patents
Info
- Publication number
- BE511038A BE511038A BE511038DA BE511038A BE 511038 A BE511038 A BE 511038A BE 511038D A BE511038D A BE 511038DA BE 511038 A BE511038 A BE 511038A
- Authority
- BE
- Belgium
- Prior art keywords
- springs
- opening
- acting
- proportional
- weight
- Prior art date
Links
- 230000000694 effects Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
- E05D13/10—Counterbalance devices
- E05D13/12—Counterbalance devices with springs
- E05D13/1207—Counterbalance devices with springs with tension springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wing Frames And Configurations (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE511038A true BE511038A (cs) |
Family
ID=149941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE511038D BE511038A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE511038A (cs) |
-
0
- BE BE511038D patent/BE511038A/fr unknown
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