NL90361C - - Google Patents
Info
- Publication number
- NL90361C NL90361C NL184122A NL184122A NL90361C NL 90361 C NL90361 C NL 90361C NL 184122 A NL184122 A NL 184122A NL 184122 A NL184122 A NL 184122A NL 90361 C NL90361 C NL 90361C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B15/00—Wheels or wheel attachments designed for increasing traction
- B60B15/26—Auxiliary wheels or rings with traction-increasing surface attachable to the main wheel body
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/08—Cap joints for obtaining a coal-face free of pit-props
- E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Clamps And Clips (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Bridges Or Land Bridges (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEV13270A DE1043256B (de) | 1952-08-13 | 1952-08-13 | Keil fuer die gelenkige Verbindung von Kappen |
| DEE7081A DE1035602B (de) | 1952-08-13 | 1952-08-13 | Schaleisen |
| DEV14000A DE1110590B (de) | 1952-08-13 | 1958-03-06 | Kappenverbindung fuer den Grubenausbau |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL90361C true NL90361C (US06653308-20031125-C00199.png) | 1959-03-16 |
Family
ID=42830343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL184122A NL90361C (US06653308-20031125-C00199.png) | 1952-08-13 | 1954-01-06 |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1186014B (de) * | 1960-07-04 | 1965-01-28 | Heinrich Pierburg Fa | Vorpfaendgelenkkappe, insbesondere fuer den Strebausbau |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE502676A (US06653308-20031125-C00199.png) * | ||||
| FR993340A (fr) * | 1951-04-23 | 1951-11-12 | Bochumer Eisen Heintzmann | Dispositif de soutènement pour exploitations minières par taille |
-
1952
- 1952-08-13 DE DEE7081A patent/DE1035602B/de active Pending
- 1952-08-13 DE DEV13270A patent/DE1043256B/de active Pending
-
1953
- 1953-08-11 FR FR1082249D patent/FR1082249A/fr not_active Expired
- 1953-08-13 GB GB2237053A patent/GB762667A/en not_active Expired
- 1953-08-13 GB GB1167356A patent/GB762750A/en not_active Expired
- 1953-12-02 FR FR66328D patent/FR66328E/fr not_active Expired
-
1954
- 1954-01-06 NL NL184122A patent/NL90361C/xx active
-
1958
- 1958-03-06 DE DEV14000A patent/DE1110590B/de active Pending
-
1959
- 1959-03-06 BE BE576433D patent/BE576433A/xx unknown
- 1959-03-06 FR FR788582A patent/FR1218277A/fr not_active Expired
- 1959-03-06 GB GB794859A patent/GB862783A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1043256B (de) | 1958-11-13 |
| GB762750A (en) | 1956-12-05 |
| GB762667A (en) | 1956-12-05 |
| FR1082249A (fr) | 1954-12-28 |
| DE1035602B (de) | 1958-08-07 |
| FR1218277A (fr) | 1960-05-10 |
| GB862783A (en) | 1961-03-15 |
| FR66328E (fr) | 1956-06-29 |
| DE1110590B (de) | 1961-07-13 |
| BE576433A (US06653308-20031125-C00199.png) | 1959-03-31 |
