DE115906C - - Google Patents
Info
- Publication number
- DE115906C DE115906C DENDAT115906D DE115906DA DE115906C DE 115906 C DE115906 C DE 115906C DE NDAT115906 D DENDAT115906 D DE NDAT115906D DE 115906D A DE115906D A DE 115906DA DE 115906 C DE115906 C DE 115906C
- Authority
- DE
- Germany
- Prior art keywords
- tension springs
- springs
- pawls
- released
- shaft
- 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
- 210000003813 thumb Anatomy 0.000 claims description 7
- 230000001960 triggered effect Effects 0.000 description 4
- 230000007306 turnover Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D9/00—Bookmarkers; Spot indicators; Devices for holding books open; Leaf turners
- B42D9/04—Leaf turners
- B42D9/08—Leaf turners having radial arms, one per leaf, operated successively
- B42D9/086—Leaf turners having radial arms, one per leaf, operated successively actuated by a spring for each arm
Landscapes
- Mechanical Control Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE115906C true DE115906C (cs) |
Family
ID=385302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT115906D Active DE115906C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE115906C (cs) |
-
0
- DE DENDAT115906D patent/DE115906C/de active Active
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