1. A fluid supply comprising:
a container (100, 300) (100, 300);
a flaccid bag (102, 302) within the container (100, 300) (100, 300); and
a valve assembly (104, 304) contained within the container (100, 300) (100, 300) and movable from a closed state to an open state against a bias (136, 336) while engaging and moving a valve member of the fluid receiver from a closed state to an open state.
2. The fluid supply of claim 1 wherein the container (100, 300) (100, 300) has an opening (118, 318) (118, 318) and wherein the valve assembly (104, 304) comprises:
a seal (130, 330) about the opening (118, 318) (118, 318);
a valve body (132, 332) about the opening (118, 318) (118, 318) and having a body interior connected to an interior of the bag (102, 302); and
a valve stem (134, 334) movably positioned within the valve body (132, 332) resiliently biased against the seal (130, 330).
3. The fluid supply of claim 2 wherein the valve stem (134, 334) includes a pin (154, 354) opposite the opening (118, 318) and configured to be engaged by needle inserted through the opening (118, 318).
4. The fluid supply of claim 3, wherein the pin (154, 354) includes castellations (160) providing a fluid path along the pin (154, 354).
5. The fluid supply of claim 1 further comprising a marking fluid (122, 322) within the bag (102, 302).
6. The fluid supply of claim 1, wherein the container (100, 300) includes a second opening (118, 318) in fluid communication with an exterior of the bag (102, 302) within a container (100, 300).
7. The fluid supply of claim 1, wherein the container (100, 300) comprises:
a bottom (110, 310);
annular sidewalls (112, 312); and
a top (114, 314), the top (114, 314) comprising:
a top portion (316) forming the opening (118, 318);
a first annular wall about the top portion (316) forming a cavity;
a floor portion extending from the first annular wall, the floor portion having an opening (118, 318) fluidly coupled to an exterior of the bag (102, 302);
a second annular wall extending from the floor portion; and
a rim extending from the second annular wall and joined to the annular sidewalls (112, 312).
8. The fluid supply of claim 7, wherein the valve assembly (104, 304) comprises:
a cup shaped valve body (132, 332) within the cavity, the body having in an opening (118, 318), fluidly coupled to an interior of the bag (102, 302);
a valve stem (134, 334) movably positioned within the valve body (132, 332), the valve stem (134, 334) having an annular blade (152, 352) movable into a sealing position about the opening (118, 318) and a pin (154, 354) opposite the opening (118, 318).
9. The fluid supply of claim 1, wherein the valve assembly (104, 304) is configured to project into a needle of the fluid receiver while the opening (118, 318) has received the needle.
10. A fluid supply comprising:
a container (100, 300) having a first opening (118, 318);
a flaccid bag (102, 302) within the container (100, 300);
an ink with the bag (102, 302);
a seal (130, 330) about the first opening (118, 318);
a valve assembly (104, 304) within the container (100, 300) and movable between a closed state in sealing contact with the seal (130, 330) and an open state allowing fluid to enter into an interior of the bag (102, 302) through the first opening (118, 318), the valve assembly (104, 304) including a pin (154, 354) configured to be received into a needle of a fluid receiver to open a valve of the fluid receiver, the pin (154, 354) forming at least one fluid passage from an interior of the pin (154, 354) through the first opening (118, 318) along the pin (154, 354).
11. The fluid supply of claim 10, wherein the pin (154, 354) includes external castellations (160) providing the at least one fluid passage.
12. The fluid supply of claim 10 further comprising a marking fluid (122, 322) within the bag (102, 302).
13. The fluid supply of claim 10, wherein the container (100, 300) further includes an opening (120, 320) in fluid communication with an exterior of the bag (102, 302) within the container (100, 300).
14. A fluid supply comprising:
a container (100, 300) comprising:
a bottom (110, 310);
an annular sidewall; and
a top (114, 314), the top (114, 314) comprising:
a top portion (316) having an opening (118, 318) inline with a centerline of the container (100, 300);
a first annular wall (322) extending from the top portion (316) forming a cavity facing an interior of the container (100, 300);
a floor portion (324) extending from the first annular wall;
a second annular wall (326) extending from the floor portion forming an annular channel (331) facing an exterior of the container (100, 300); and
a rim (328) extending from the second annular wall and joined to the annular sidewall;
a flaccid bag (102, 302) within the container (100, 300);
an annular seal (130, 330) about the opening (118, 318);
a cup shaped valve body (132, 332) within the cavity, the body having a port fluidly coupled to an interior of the bag (102, 302);
a valve stem (134, 334) movably positioned within the valve body (132, 332), the valve stem (134, 334) having an annular blade (152, 352) movable into contact with the seal (130, 330) about the opening (118, 318) and a pin (154, 354) opposite the opening (118, 318), the pin (154, 354) forming at least one fluid passage along the pin (154, 354);
a spring contained within the valve body (132, 332) and resiliently bias (136, 336)ing the annular blade (152, 352) of the valve stem (134, 334) against the seal (130, 330); and
an opening (120, 320) through the floor of the top (114, 314) and fluidly coupled to an interior of the container (100, 300) about an exterior of the bag (102, 302).
15. The fluid supply of claim 14, wherein the pin (154, 354) includes castellations (160) forming the at least one fluid passage.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A silicon carbide semiconductor device comprising:
a semiconductor substrate made of single crystal silicon carbide and having a principal surface and a backside surface opposite to the principle surface;
a drift layer made of a first conductive type silicon carbide, disposed on the principal surface of the semiconductor substrate, and having a dopant concentration lower than a dopant concentration of the semiconductor substrate;
a base region having a second conductive type, disposed on a predetermined area of the drift layer, and having a predetermined thickness;
a source region having the first conductive type, disposed on a predetermined surface portion of the base region, and being shallower than a depth of the base region;
a surface channel layer made of the first conductive type silicon carbide, disposed on surface portions of both of the drift layer and the base region, and having a predetermined concentration and a predetermined thickness for connecting between the source region and the drift layer;
a gate insulation film disposed on a surface of the surface channel layer and including a high dielectric constant film;
a gate electrode disposed on the gate insulation film;
a source electrode disposed on the source region; and
a backside electrode disposed on the backside surface of the semiconductor substrate, wherein
the principal surface includes at least two surfaces, one of which is tilted from a (0001)-Si surface by an angle in a range between 10 degrees and 20 degrees, and the other one of which is the (0001)-Si surface.
2. The silicon carbide semiconductor device according to claim 1, wherein
the one surface of the semiconductor substrate tilted from a (0001)-Si surface by an angle in a range between 10 degrees and 20 degrees has an area larger than an area of the (0001)-Si surface.
3. The silicon carbide semiconductor device according to claim 2, wherein
the one surface of the semiconductor substrate tilted from a (0001)-Si surface by an angle in a range between 10 degrees and 20 degrees is tilted toward a <11-20>-direction.