DE802978C - Adjustable bottom bracket for bicycles - Google Patents
Adjustable bottom bracket for bicyclesInfo
- Publication number
- DE802978C DE802978C DEP42178A DEP0042178A DE802978C DE 802978 C DE802978 C DE 802978C DE P42178 A DEP42178 A DE P42178A DE P0042178 A DEP0042178 A DE P0042178A DE 802978 C DE802978 C DE 802978C
- Authority
- DE
- Germany
- Prior art keywords
- bottom bracket
- bicycles
- adjustable bottom
- adjustable
- steel bridge
- 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
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K19/00—Cycle frames
- B62K19/30—Frame parts shaped to receive other cycle parts or accessories
- B62K19/34—Bottom brackets
Description
Das Tretlager i wird auf einer gerieften Stahlbrücke 3 im Fahrradrahmen 7 getragen und ist durch zwei Schlitzführungen 5 zu verschieben. Die Befestigung erfolgt durch zwei Muttern 6.The bottom bracket i is on a grooved steel bridge 3 in the bicycle frame 7 and can be moved by two slot guides 5. The attachment is done by two nuts 6.
Durch Lösen der beiden Muttern 6 ist das Tretlager herauszuheben oder zu verstellen, wodurch auch die Fahrradkette gespannt wird.By loosening the two nuts 6, the bottom bracket can be lifted out or to be adjusted, whereby the bicycle chain is also tensioned.
Es bedeutet 2 den gerieften Tretlagerboden und 4 die Tretkurbel.It means 2 the grooved bottom bracket and 4 the crank.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP42178A DE802978C (en) | 1949-05-10 | 1949-05-10 | Adjustable bottom bracket for bicycles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP42178A DE802978C (en) | 1949-05-10 | 1949-05-10 | Adjustable bottom bracket for bicycles |
Publications (1)
Publication Number | Publication Date |
---|---|
DE802978C true DE802978C (en) | 1951-02-26 |
Family
ID=7378390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEP42178A Expired DE802978C (en) | 1949-05-10 | 1949-05-10 | Adjustable bottom bracket for bicycles |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE802978C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19727052C1 (en) * | 1997-06-25 | 1998-11-12 | Den Camp Eckart Op | Brake actuating device for muscle-powered vehicle esp cycle |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE717502C (en) * | 1938-03-06 | 1942-02-16 | Byk Guldenwerke Chem Fab Ag | Process for the production of non-settling oil and lacquer paints |
-
1949
- 1949-05-10 DE DEP42178A patent/DE802978C/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE717502C (en) * | 1938-03-06 | 1942-02-16 | Byk Guldenwerke Chem Fab Ag | Process for the production of non-settling oil and lacquer paints |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19727052C1 (en) * | 1997-06-25 | 1998-11-12 | Den Camp Eckart Op | Brake actuating device for muscle-powered vehicle esp cycle |
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