DE177969C - - Google Patents
Info
- Publication number
- DE177969C DE177969C DENDAT177969D DE177969DA DE177969C DE 177969 C DE177969 C DE 177969C DE NDAT177969 D DENDAT177969 D DE NDAT177969D DE 177969D A DE177969D A DE 177969DA DE 177969 C DE177969 C DE 177969C
- Authority
- DE
- Germany
- Prior art keywords
- friction
- wheel
- friction wheel
- steering wheels
- steering
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000875 corresponding Effects 0.000 description 2
- 241000182341 Cubitermes group Species 0.000 description 1
- 210000001503 Joints Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/08—Apparatus, e.g. for photomechanical printing surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Friction Gearing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE177969C true DE177969C (nl) |
Family
ID=442403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT177969D Active DE177969C (nl) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE177969C (nl) |
-
0
- DE DENDAT177969D patent/DE177969C/de active Active
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