FR1091047A - Method and apparatus for lowering pit timber by gravity - Google Patents
Method and apparatus for lowering pit timber by gravityInfo
- Publication number
- FR1091047A FR1091047A FR1091047DA FR1091047A FR 1091047 A FR1091047 A FR 1091047A FR 1091047D A FR1091047D A FR 1091047DA FR 1091047 A FR1091047 A FR 1091047A
- Authority
- FR
- France
- Prior art keywords
- timber
- pit
- lowering
- gravity
- pit timber
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G11/00—Chutes
- B65G11/06—Chutes of helical or spiral form
- B65G11/066—Chutes of helical or spiral form for bulk
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1091047T | 1953-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1091047A true FR1091047A (en) | 1955-04-06 |
Family
ID=9615272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1091047D Expired FR1091047A (en) | 1953-10-13 | 1953-10-13 | Method and apparatus for lowering pit timber by gravity |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1091047A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1091510B (en) * | 1957-07-11 | 1960-10-27 | Gewerk Eisenhuette Westfalia | Spiral chute, especially for the downward conveyance of offset mountains |
DE1147889B (en) * | 1959-03-24 | 1963-04-25 | Deutsche Bundespost | Method for vertical conveying of uniform piece goods, especially open transport boxes |
-
1953
- 1953-10-13 FR FR1091047D patent/FR1091047A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1091510B (en) * | 1957-07-11 | 1960-10-27 | Gewerk Eisenhuette Westfalia | Spiral chute, especially for the downward conveyance of offset mountains |
DE1147889B (en) * | 1959-03-24 | 1963-04-25 | Deutsche Bundespost | Method for vertical conveying of uniform piece goods, especially open transport boxes |
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