FR626651A - Safety percussion igniter for mine bits - Google Patents
Safety percussion igniter for mine bitsInfo
- Publication number
- FR626651A FR626651A FR626651DA FR626651A FR 626651 A FR626651 A FR 626651A FR 626651D A FR626651D A FR 626651DA FR 626651 A FR626651 A FR 626651A
- Authority
- FR
- France
- Prior art keywords
- percussion igniter
- mine
- bits
- safety
- safety percussion
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR34195T | 1927-09-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR626651A true FR626651A (en) | 1927-09-16 |
Family
ID=8671791
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR626651D Expired FR626651A (en) | 1927-09-30 | 1926-12-22 | Safety percussion igniter for mine bits |
FR34195D Expired FR34195E (en) | 1927-09-30 | 1927-09-30 | Safety percussion igniter for mine bits |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR34195D Expired FR34195E (en) | 1927-09-30 | 1927-09-30 | Safety percussion igniter for mine bits |
Country Status (1)
Country | Link |
---|---|
FR (2) | FR626651A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2535518A (en) * | 1948-09-25 | 1950-12-26 | Bickford Res Lab Inc | Fuse igniting and connecting means |
-
1926
- 1926-12-22 FR FR626651D patent/FR626651A/en not_active Expired
-
1927
- 1927-09-30 FR FR34195D patent/FR34195E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR34195E (en) | 1929-05-02 |
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