초록 ▼

A barrier device includes a first containment chamber and a second containment chamber. The first containment chamber is secured to the second containment chamber by a connector. A barrier wall includes a first barrier device having a first containment chamber, a second containment chamber, and a co

A barrier device includes a first containment chamber and a second containment chamber. The first containment chamber is secured to the second containment chamber by a connector. A barrier wall includes a first barrier device having a first containment chamber, a second containment chamber, and a connector. A containment chamber of a second barrier device is positioned between the first containment chamber and the second containment chamber and is positioned in overlying relationship to the connector. A barrier wall is built by positioning a first barrier device, having a first containment chamber, a second containment chamber, and a connector on a support surface. A containment chamber of a second barrier device is positioned between the first containment chamber and the second containment chamber of the first barrier device and overlying the connector.

대표청구항 ▼

A barrier device includes a first containment chamber and a second containment chamber. The first containment chamber is secured to the second containment chamber by a connector. A barrier wall includes a first barrier device having a first containment chamber, a second containment chamber, and a co

A barrier device includes a first containment chamber and a second containment chamber. The first containment chamber is secured to the second containment chamber by a connector. A barrier wall includes a first barrier device having a first containment chamber, a second containment chamber, and a connector. A containment chamber of a second barrier device is positioned between the first containment chamber and the second containment chamber and is positioned in overlying relationship to the connector. A barrier wall is built by positioning a first barrier device, having a first containment chamber, a second containment chamber, and a connector on a support surface. A containment chamber of a second barrier device is positioned between the first containment chamber and the second containment chamber of the first barrier device and overlying the connector. lation 2: where `Ts` is a total minimum cross-section of the vent portion, `Tt` is a total distance of the vent portion, `Is` is a total minimum cross-section of the ink conduit and `It` is a total distance of the ink conduit. 2. The collector type writing instrument according to claim 1, further comprising: an ink absorber which is disposed inside the ink tank and is capable of storing ink and connects with a center core or a collector core which leads ink from the ink tank to the point assembly, wherein the ink absorber is configured so that its length at least reaches to a position more rearward than the approximate center of the ink tank and its radial dimension is sized so as to create a space around itself in the ink tank for permitting free-state ink to move therein and out thereof, and the ink absorber is configured so as to be able to absorb ink at least at its ends, located at a position more frontward than the sectioning portion of the snorkel and at a position more rearward than the rear vent opening of the snorkel. 3. The collector type writing instrument according to claim 1 or 2, wherein the ink absorber has an unabsorbent cladding on the outer peripheral side thereof with openings at only the front and rear ends to allow for suction of ink while the snorkel defines the vent portion and the sectioning portion in combination with the ink absorber or the ink tank inner wall. 4. A collector type writing instrument including: a point assembly with a writing point at the tip thereof, an ink tank for storing a low viscosity ink in a free-state ink condition, an ink feeder portion extended from the ink tank to the point assembly, and a collector disposed between the ink tank and the point assembly as an adjuster element for storing ink within a plurality of grooves when an inner pressure is adjusted, the writing instrument characterized in that: the ink tank is formed therein with a sectioning portion for substantially separating the ink tank and a snorkel having a vent portion for establishing air communication between the front and rear spaces divided by the sectioning portion, an ink conduit of a size smaller than that of the vent portion is arranged in either the sectioning portion or the ink tank inner wall or both, a clearance portion allowing for ink and air bubbles to move therethrough is provided between the collector and snorkel, by forming a spacer portion defining the size of the clearance portion, the vent portion of the snorkel has front and rear openings, the rear opening is disposed, with respect to the axial direction, at a position more rearward than an ink conduit, and the arrangement is configured so that the following relations 1 and 2 hold: Ts>Is relation 1: Tt>It, relation 2: where `Ts` is a total minimum cross-section of the vent portion, `Tt` is a total distance of the vent portion, `Is` is a total minimum cross-section of the ink conduit and `It` is a total distance of the ink conduit. 5. The collector type writing instrument according to claim 4, further comprising: an ink absorber which is disposed inside the ink tank and is capable of storing ink and connects with a center core or a collector core which leads ink from the ink tank to the point assembly, wherein the ink absorber is configured so that its length at least reaches to a position more rearward than the approximate center of the ink tank and its radial dimension is sized so as to define a space around itself in the ink tank for permitting free-state ink to move therein and out thereof, the ink absorber is configured so as to be able to absorb ink at least through its front and rear openings, and the space portion is formed with an air bubble passage channel that will not block at least part around the front end of the ink absorber and an abutment for limiting the forward movement of the ink absorber. 6. The collector type writing instrument according to claim 4 or 5, wherein the spacer portion is integrally formed at the rear end of the collector. 7. A collector type writing instrument including: a point assembly with a writing point at the tip thereof, an ink tank for storing a low viscosity ink in a free-state ink condition, an ink feeder portion extended from the ink tank to the point assembly, and a collector disposed between the ink tank and the point assembly as an adjuster element for storing ink within a plurality of grooves when an inner pressure in the ink tank is adjusted, the writing instrument characterized in that: the ink tank is formed therein with a sectioning portion for substantially separating the ink tank and a snorkel having a vent portion for establishing air communication between the front and rear spaces divided by the sectioning portion, an ink conduit of a size smaller than that of the vent portion is arranged in either the sectioning portion or the ink tank inner wall or both, a clearance portion allowing for ink and air bubbles to move therethrough is provided between the collector and the sectioning portion, the parts present from the sectioning portion to a rear end of the collector, except the ink tank, are integrally molded, fixed close to with a small enough gap therebetween or fixed in contact with at least one of the ink tank, sectioning portion, and collector while the parts present from the sectioning portion to the rear end of the collector, except the ink tank, are laid out so that ink will be able to spread and wet the surfaces of the parts other than the ink tank inner wall, the vent portion of the snorkel has front and rear openings, the rear opening is disposed, with respect to the axial direction, at a position more rearward than the ink conduit, and the arrangement is configured so that the following relations 1 and 2 hold: Ts>Is relation 1: Tt>It, relation 2: where `Ts` is a total minimum cross-section of the vent portion, `Tt` is a total distance of the vent portion, `Is` is a total minimum cross-section of the ink conduit and `It` is a total distance of the ink conduit. 8. The collector type writing instrument according to claim 7, further comprising: an ink absorber which is disposed inside the ink tank, is capable of storing ink and connects with a center core or a collector core which leads ink from the ink tank to the point assembly, wherein the ink absorber is configured so that its length at least reaches to a position more rearward than the approximate center of the ink tank and so as to be able to absorb ink through the front and rear openings, and the snorkel is formed with a holder portion providing friction against the ink absorber so as to hold it with a strength at least greater than that which will stop the ink absorber falling due to gravity when the writing instrument is put stationarily. 9. The collector type writing instrument according to claim 7, further comprising: an ink absorber which is disposed inside the ink tank, is capable of storing ink, and connects with a center core or a collector core which leads ink from the ink tank to the point assembly. wherein the ink absorber is configured so that its length at least reaches to a position more rearward than the approximate center of the ink tank and so as to be able to absorb ink through the front and rear openings, and the snorkel has an abutment formed of a stepped portion for at least preventing the Ink absorber from moving toward the point assembly. 10. A collector type writing instrument including a point assembly with a writing point at the tip thereof, an ink tank for storing a low viscosity ink in a free-state ink condition, an ink feeder portion extended from the ink tank to the point assembly, and a collector disposed between the ink tank and the point assembly as an adjuster element for storing ink within a plurality of grooves when an inner pressure is adjusted, the writing instrument characterized in that: the ink tank is formed therein with a snork el which, integrally or as separate parts, includes a sectioning portion for substantially separating the ink tank, a vent portion for establishing air communication between the front and rear spaces is divided by the sectioning portion, and an ink conduit for establishing ink communication between the divided front tank and rear tank, the vent portion of the snorkel has front and rear openings the rear opening is disposed, with respect to the axial direction, at a position more rearward than the ink conduit, and the arrangement is configured so that the following relations 1 and 2 hold: relation I : TS > Is relation 2 Tt > It, where `Ts` is a total minimum cross-section of the vent portion, `Tt` is a total distance of the vent portion. `Is` is a total minimum cross-section of the ink conduit and `It` is a total distance of the ink conduit. 11. The collector type writing instrument according to claim 10, further comprising: an ink absorber which is disposed inside the ink tank, is capable of storing ink, and connects with a center core or a collector core which leads ink from the ink tank to the point assembly, wherein the ink absorber is configured so as to be able to absorb ink by its part, at least, extending from a position more frontward to a position more rearward with respect to an approximate center of a portion where free-state ink is stored in the ink tank, through at least both the front and rear parts, a space which allows ink to flow and permits the amount of ink left to be checked from an outside is defined around the ink absorber by the ink tank, collector and the ink absorber, the rear opening of the snorkel is made to open at the approximate center of the portion where free-state ink is stored in the ink tank, and the front opening of the snorkel is made to open at a position close to a rear end of the collector. 12. The collector type writing instrument according to claim 10 or 11, wherein all the following relations 3 and 4 hold: relation 3 : K > Ts·Tt > 0.01·Y > Is·It relation 4 : Is > 2·B2, where `TS` is the total minimum cross-section of the vent portion. `Tt` is the total distance of the vent portion. `Is` is the total minimum cross-section of the ink conduit. `It` is the total distance of the ink conduit, `Y` is a maximum ink capacity of the ink tank, `K` is a maximum ink retention capacity of the collector and `B` is a minimum width of an air/liquid exchanger. 13. The collector type writing instrument according to any one of claims, 1, 4, 7 and 10, wherein an end portion of the vent portion of the snorkel is formed with a beveled portion. ine rod. 5. The coupling apparatus stated in claim 1, further comprising: said first spline rod having a first end and a second end wherein said first end is adjustably connected to said end member; a spline bracket adjustably connected to said second end of said first spline rod for rotatably adjusting said spline bracket relative to said first spline rod about said second axis; and said spline bracket adjustably connected to a second spline rod for rotatably adjusting said second spline rod about a third axis. 6. The coupling apparatus stated in claim 5, further comprising: said second spline rod having a first end and a second end wherein said first end is adjustably connected to said spline bracket; and a workpiece mounting bracket adjustably connected to said second end of said second spline rod for rotational adjustment of said second spline rod relative to said workpiece mounting bracket about said third axis wherein said workpiece mounting bracket is connectable to a workpiece handling device. 7. A coupling apparatus for adjustably mounting modular tooling members comprising: a base member releasably connectable and adjustable along a predetermined path of travel of a slide mount, and said base member having a first contoured surface; a midportion having a second contoured surface that matingly engages and is adjustably connected to said first contoured surface of said base member for rotatably adjusting said midportion about a first rotational axis; and an end member integrally connected to said midportion and having an aperture extending therethrough for receiving a first spline rod, and said end member having at least one spline formed therein and extending into said aperture for matingly engaging said first spline rod wherein said first spline rod may be rotatably adjusted relative to said end member about a second rotational axis. 8. The coupling apparatus stated in claim 7, further comprising: a position indicator having indicia formed on said midportion and said base member adjacent said first and second contoured surfaces, respectively, to indicate the relative rotational position of said midportion relative to said base member about said first rotational axis. 9. The coupling apparatus stated in claim 7, further comprising: a position indicator having indicia formed on said end member and said first spline rod to indicate the rotational position of said spline rod relative to said end member about said second rotational axis. 10. The coupling apparatus stated in claim 7, further comprising: said first and second contoured surfaces having complementary V-shaped serrated teeth formed therein. 11. The coupling apparatus stated in claim 7, further comprising: said contoured surfaces being substantially circular and having V-shaped teeth extending radially outward. 12. The coupling apparatus stated in claim 7, further comprising: said first spline rod having a first end and a second end wherein said first end is adjustably connected to said end member; a spline bracket adjustably connected to said second end of said first spline rod for rotatably adjusting said spline bracket relative to said first spline rod about said second axis; and said spline bracket adjustably connected to a second spline rod for rotational adjustment of said second spline rod about a third axis. 13. The coupling apparatus stated in claim 7, further comprising: said second spline rod having a first end and a second end wherein said first end is adjustably connected to said spline bracket; and a workpiece mounting bracket adjustably connected to said second end of said second spline rod for rotational adjustment of said second spline rod relative to said workpiece mounting bracket wherein said workpiece mounting bracket is connectable to a workpiece handling device. 14. A coupling apparatus for adjustably mounting modular tooling members comprising: a base member releasably connectable to a slide mount for adjustable movement along a substantially horizontal axis, and said base member having a plurality of V-shaped serrated teeth formed therein; a midportion bracket having a plurality of V-shaped serrated teeth formed therein that matingly engage and are adjustably connected to said serrated teeth of said base member for rotatably adjusting said midportion 360° with respect to said base member about a first rotational axis; and an end member integrally connected to said midportion and having an aperture extending therethrough for adjustably receiving a first spline rod, and said end member having at least one spline formed therein and extending into said aperture for matingly engaging and adjustably connecting said first spline rod to said end member wherein said first spline rod may be rotatably adjusted 360° about a second rotational axis. 15. The coupling apparatus as stated in claim 14, further comprising: a position indicator having indicia formed on said midportion and said base member adjacent said serrated teeth to indicate the relative rotational position of said midportion relative to said base member about said first rotational axis wherein the indicia formed on one of said midportion and said base member indicate angles of rotation in degrees, and the indicia formed on the other of said midportion and said base member provides a marker by which to reference the angles indicated by the other indicia. 16. The coupling apparatus as stated in claim 14, further comprising: a position indicator having indicia formed on said end member and said first spline rod to indicate the rotational position of said first spline rod relative to said end member about said second rotational axis wherein said indicia formed on said end member provides numerals relating to the angles of rotation of said first spline rod relative to said end member, and said indicia formed on said first spline rod providing a marker formed on an individual spline of said spline rod to reference angles of rotation indicated by said indicia on said end member. 17. The coupling apparatus as stated in claim 14, further comprising: said V-shaped serrated teeth being substantially circular and extending radially outward from said second rotational axis. 18. The coupling apparatus as stated in claim 14, further comprising: said first spline rod having a first end and a second end wherein said first end is adjustably connected to said end member; a spline bracket adjustably connected to said second end of said first spline rod for rotatably adjusting said spline bracket relative to said first spline rod about said second rotational axis; and said spline bracket adjustably connected to a second spline rod for rotational adjustment of said spline bracket relative to said second spline rod about a third rotational axis. 19. The coupling apparatus stated in claim 14, further comprising: said second spline rod having a first end and a second end wherein said first end is adjustably connected to said spline bracket; and a workpiece mounting bracket adjustably connected to said second end of said second spline rod for rotational adjustment of said second spline rod relative to said workpiece mounting bracket wherein said workpiece mounting bracket is connectable to a workpiece handling device. 20. The coupling apparatus stated in claim 14, further comprising: said first rotational axis being substantially perpendicular to said second rotational axis. 21. The coupling apparatus stated in claim 14, further comprising: said first rotational axis being substantially parallel to said second rotational axis. 22. The coupling apparatus stated in claim 19, wherein said workpiece mounting bracket further comprises: a second end member for matingly engaging and adjustably connecting said second end of said second spline rod to said second end member; a second midportion integrally connected to said second end mem ber and having a plurality of V-shaped serrated teeth formed therein; a second base member having a plurality of V-shaped serrated teeth formed therein for matingly engaging and adjustably connecting said second base member to said second midportion; and said second base member releasably connected to said workpiece handling device. esent in the second zone is at least one of (a) a pH modifier naturally occurring in the second zone, (b) a pH modifier pumped into the second zone prior to contact of the fluid composition with the second zone, or (c) a pH modifier that is the product of a reaction of materials pumped into the second zone prior to contact of the fluid composition wi