NL67554C - - Google Patents
Info
- Publication number
- NL67554C NL67554C NL67554DA NL67554C NL 67554 C NL67554 C NL 67554C NL 67554D A NL67554D A NL 67554DA NL 67554 C NL67554 C NL 67554C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/02—Milling surfaces of revolution
- B23C3/05—Finishing valves or valve seats
- B23C3/051—Reconditioning of valve seats
- B23C3/053—Reconditioning of valve seats having means for guiding the tool carrying spindle
- B23C3/056—Reconditioning of valve seats having means for guiding the tool carrying spindle for taps or valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
- B23B31/404—Gripping the work or tool by jaws moving radially controlled by conical surfaces
- B23B31/4046—Details of the jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/55—Cutting by use of rotating axially moving tool with work-engaging structure other than Tool or tool-support
- Y10T408/557—Frictionally engaging sides of opening in work
- Y10T408/558—Opening coaxial with Tool
- Y10T408/5587—Valve fitting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO2589828X | 1939-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL67554C true NL67554C (ja) |
Family
ID=19915084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL67554D NL67554C (ja) | 1939-10-06 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2589828A (ja) |
| NL (1) | NL67554C (ja) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US605810A (en) * | 1898-06-14 | percival john purdy | ||
| US513392A (en) * | 1894-01-23 | Apparatus for refitting stop-valves | ||
| GB190017000A (en) * | 1900-09-24 | 1901-07-27 | Johannes Jacob Witt | Improvements in Valve Reseating Machines. |
| GB191310336A (en) * | 1913-05-02 | 1913-12-18 | Andrew Morgan | An Improved Tool for Facing Valve Seats. |
| US1361134A (en) * | 1918-11-06 | 1920-12-07 | Willie F Branning | Valve-grinding machine |
| US1701329A (en) * | 1924-06-07 | 1929-02-05 | Harry E Mcintosh | Device for resurfacing valve seats |
| US1597499A (en) * | 1926-03-10 | 1926-08-24 | Leavitt Machine Co | Machine for facing valve seats |
| US1796208A (en) * | 1929-03-11 | 1931-03-10 | John J Mahoney | Valve-seat-truing device |
| US2302858A (en) * | 1940-04-12 | 1942-11-24 | Semco Products Inc | Valve seat reamer |
-
0
- NL NL67554D patent/NL67554C/xx active
-
1947
- 1947-12-23 US US793355A patent/US2589828A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2589828A (en) | 1952-03-18 |