BE441048A - - Google Patents
Info
- Publication number
- BE441048A BE441048A BE441048DA BE441048A BE 441048 A BE441048 A BE 441048A BE 441048D A BE441048D A BE 441048DA BE 441048 A BE441048 A BE 441048A
- Authority
- BE
- Belgium
- Prior art keywords
- tamping
- armature
- granular
- concrete
- magnetic system
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 8
- 235000011837 pasties Nutrition 0.000 claims description 7
- 239000011343 solid material Substances 0.000 claims description 6
- 230000005520 electrodynamics Effects 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 description 11
- 230000005284 excitation Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005279 excitation period Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
- H02K33/04—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs wherein the frequency of operation is determined by the frequency of uninterrupted AC energisation
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/06—Solidifying concrete, e.g. by application of vacuum before hardening
- E04G21/063—Solidifying concrete, e.g. by application of vacuum before hardening making use of vibrating or jolting tools
- E04G21/066—Solidifying concrete, e.g. by application of vacuum before hardening making use of vibrating or jolting tools acting upon the surface of the concrete, whether or not provided with parts penetrating the concrete
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441048A true BE441048A (pm) |
Family
ID=98643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441048D BE441048A (pm) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE441048A (pm) |
-
0
- BE BE441048D patent/BE441048A/fr unknown
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