USD253716S - Valve spool - Google Patents
Valve spool Download PDFInfo
- Publication number
- USD253716S USD253716S US05/822,422 US82242277F USD253716S US D253716 S USD253716 S US D253716S US 82242277 F US82242277 F US 82242277F US D253716 S USD253716 S US D253716S
- Authority
- US
- United States
- Prior art keywords
- valve spool
- view
- line
- cross sectional
- view taken
- 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 - Lifetime
Links
Images
Description
FIG. 1 is a perspective view of a valve spool, showing my new design,
FIG. 2 is a side elevational view thereof,
FIG. 3 is an end elevational view thereof, the opposite end being the same as the end shown;
FIG. 4 is a cross sectional view taken on line 4--4 of FIG. 2;
FIG. 5 is a cross sectional view taken on line 5--5 of FIG. 2;
FIG. 6 is a perspective view of a modified form of the valve spool shown in FIG. 1, wherein the difference resides in the radially extending slots;
FIG. 7 is a side elevational view of FIG. 6;
FIG. 8 is an end elevational view of FIG. 6, the opposite end being the same as the end shown;
FIG. 9 is a cross sectional view taken on line 9--9 of FIG. 7; and
FIG. 10 is a cross sectional view taken on line 10--10 of FIG. 7.
Claims (1)
- The ornamental design for a valve spool, substantially as shown and described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/822,422 USD253716S (en) | 1977-08-08 | 1977-08-08 | Valve spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/822,422 USD253716S (en) | 1977-08-08 | 1977-08-08 | Valve spool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD253716S true USD253716S (en) | 1979-12-18 |
Family
ID=69709038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US05/822,422 Expired - Lifetime USD253716S (en) | 1977-08-08 | 1977-08-08 | Valve spool |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD253716S (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD256947S (en) | 1978-06-13 | 1980-09-16 | California Screw Corporation | Control shaft for a valve |
| USD259891S (en) | 1978-10-23 | 1981-07-14 | Ogniewski George R | Valve stem connector and strain indicator |
| USD289915S (en) | 1984-06-13 | 1987-05-19 | Ferrer Beltran Jose M | Rotary valve shaft |
| USD1042277S1 (en) * | 2022-09-15 | 2024-09-17 | Xiao Li | Exhaust pipe |
| USD1042276S1 (en) * | 2022-09-15 | 2024-09-17 | Xiao Li | Exhaust pipe |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2764181A (en) | 1952-11-15 | 1956-09-25 | Lockheed Aircraft Corp | Valve packing installation |
| US2971536A (en) | 1958-06-26 | 1961-02-14 | Caterpillar Tractor Co | Hydraulic control valve throttling mechanism |
| US4009864A (en) | 1975-02-04 | 1977-03-01 | Caterpillar Tractor Co. | Throttling slot configuration for a valve spool |
-
1977
- 1977-08-08 US US05/822,422 patent/USD253716S/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2764181A (en) | 1952-11-15 | 1956-09-25 | Lockheed Aircraft Corp | Valve packing installation |
| US2971536A (en) | 1958-06-26 | 1961-02-14 | Caterpillar Tractor Co | Hydraulic control valve throttling mechanism |
| US4009864A (en) | 1975-02-04 | 1977-03-01 | Caterpillar Tractor Co. | Throttling slot configuration for a valve spool |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD256947S (en) | 1978-06-13 | 1980-09-16 | California Screw Corporation | Control shaft for a valve |
| USD259891S (en) | 1978-10-23 | 1981-07-14 | Ogniewski George R | Valve stem connector and strain indicator |
| USD289915S (en) | 1984-06-13 | 1987-05-19 | Ferrer Beltran Jose M | Rotary valve shaft |
| USD1042277S1 (en) * | 2022-09-15 | 2024-09-17 | Xiao Li | Exhaust pipe |
| USD1042276S1 (en) * | 2022-09-15 | 2024-09-17 | Xiao Li | Exhaust pipe |
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