320results about "Other pens" patented technology

The utility model relates to a rear pressure valve type mark pen which comprises a pen point, a pen mouth, a pen holder and an ink storage cavity separating cylinder. An inner cavity of the penholder comprises a first ink storage cavity; an air hole is formed in one end, facing the pen mouth, of the pen holder or the ink storage cavity separation cylinder; the pen mouth is provided with an airflow channel; the airflow channel communicates with the outside and an inner cavity of the pen mouth, and the air hole communicates with the inner cavity of the pen mouth and the first ink storage cavity. The transparent rod body and the transparent cylinder body form an observation window for a user to observe the ink storage amount in the first ink storage cavity from the outside to the inside. According to the mark pen, the ink flowing stability can be effectively improved, on one hand, an air inlet channel is formed between the outside and the first ink storage cavity so that air pressure balance between the first ink storage cavity and the outside can be maintained, smooth writing experience is provided for a user, and on the other hand, the ink flowing stability can be effectively improved. A user can directly see the ink storage amount of the first ink storage cavity through the observation window, the pressing frequency and the pressing degree are flexibly controlled, and ink explosion and ink leakage are effectively avoided.

To provide a water-based ink composition for a writing instrument capable of enhancing drying resistance of a pen tip without reducing drying properties of written lines and to provide a writing instrument incorporating the water-based ink composition.SOLUTION: There is provided a water-based ink composition for a writing instrument which comprises at least a colorant, a water-soluble solvent, a film-forming non-drying agent having a solubility in water of less than 40 g / 100 mL and water, wherein the mole fraction of the film-forming non-drying agent to the water-soluble components in the ink is 0.25 or more. Further, there is provided a writing instrument incorporating the water-based ink composition.SELECTED DRAWING: Figure 1

The utility model relates to a mark pen with a rear valve. The mark pen comprises a pen mouth, a pen holder and an ink storage cavity separating cylinder, an inner cavity of the pen holder comprises a first ink storage cavity, and the first ink storage cavity is located on the side close to the pen mouth. The first ink storage cavity is defined by the pen holder and the ink storage cavity separation cylinder. The pen holder comprises a transparent holder body, and the ink storage cavity separation cylinder comprises a transparent cylinder body; the transparent rod body and the transparent cylinder body form an observation window for a user to observe the ink storage amount in the first ink storage cavity from the outside to the inside. By means of the mark pen, when a user presses the rear valve mark pen to conduct ink outlet control, the ink storage amount condition of the first ink storage cavity can be directly seen through the observation window composed of the transparent rod body and the transparent barrel body, and therefore the pressing frequency and the pressing degree can be flexibly controlled according to the ink storage amount condition; therefore, the first ink storage cavity can be filled with ink as soon as possible as possible, ink explosion and ink leakage can be effectively avoided, and the user experience is improved.

The present disclosure is directed to a marker pixel wicking apparatus that allows a user to create dimensional pixelated art using a method of applying a colored ink marker directly onto the top white surface of a specifically designed substrate. The substrate has been molded specifically with an array of small vertical flat-topped cylinders covering nearly the entire surface.

The present disclosure relates to a sharp type paint marker pen in which the convenient use thereof is provided because an ink is easily discharged through the Bernoulli's principle in accordance with a pressing action of an ink tank, the operation efficiency thereof is increased, a relatively inexpensive polyester nib is also able to be used instead of an expensive acrylic nib, a product lineup is able to be expanded using a watercolor marker or the like when a brush nib is applied, a high viscosity ink is also able to be applied, and it is also able to be expanded into other industries such as manicure.

The utility model relates to a rear pressure valve type mark pen which comprises a pen point, a pen mouth, a pen holder and an ink storage cavity separating cylinder. An inner cavity of the pen holder comprises a first ink storage cavity separated by an ink storage cavity separation cylinder, and the first ink storage cavity is located on the side close to the pen mouth. The pen holder comprises a separation ring extending in the radial direction, and the separation ring covers the end, facing the pen mouth, of the ink storage cavity separation barrel and separates the first ink storage cavity from an inner cavity of the pen mouth. The separating ring sleeves the pen point; air holes are formed in the separation ring; the pen mouth is provided with an airflow channel; the airflow channel communicates with the outside and the inner cavity of the pen mouth, and the air hole communicates with the inner cavity of the pen mouth and the first ink storage cavity. The mark pen provided by the utility model is beneficial to maintaining air pressure balance between the first ink storage cavity and the outside so as to ensure that ink can smoothly flow out of the first ink storage cavity and provide smooth writing experience for a user. And meanwhile, the air inlet channel is basically not influenced by environmental factors and use duration, and good performance can be kept all the time.

To provide a reversible thermochromic ink composition excellent in durability and dispersion stability in an ink composition and capable of forming an excellent hand writing by highly combining a practical hand writing density and ink dischargeability, and a writing instrument housing the same.SOLUTION: An ink composition comprises a reversible thermochromic microcapsule pigment and a vehicle characterized in that microcapsules are obtained by enclosing a reversible thermochromic composition with a coating, wherein a volume-based average particle diameter (X) of the microcapsules is 0.1 to 3.0 μm, and an average cut sectional film thickness (Y) obtained from the following formula: cut sectional film thickness=(sectional outer periphery diameter-sectional inner periphery diameter) / 2 (in the formula, the sectional outer periphery diameter and the sectional inner periphery diameter are calculated, about one microcapsule, from a circle converted diameter of an area of a region surrounded by the outer periphery of the film cross-section and an area of the region surrounded by an inner periphery of the film cross-section) is 0.02 to 1.0 μm.SELECTED DRAWING: Figure 2

To provide a pen point for a direct liquid type writing brush pen which has a proper hardness, can obtain a writing feeling equivalent to that of a pen point for a general direct liquid type writing brush pen, and can withstand a repeated knocking operation when used for the direct liquid type writing brush pen of a type in which a valve mechanism is operated by the knocking operation to exude ink to the pen point, and the direct liquid type writing brush pen using the same.SOLUTION: This pen point is used for a direct liquid type brush pen equipped with a valve mechanism and is formed by bundling fibers consisting of nylon resins to form a fiber bundle, bonding and solidifying the fiber bundle with a synthetic binder to make the fiber bundle rod and cutting the fiber bundle into a desired shape. Preferably, the thickness of the fiber is in the range of 0.5 to 5 denier, and the porosity calculated from the following formula is 70 to 80%. Porosity = (1-weight / circular constant * radius 2 * length * specific gravity) SELECTED DRAWING: Figure 1

To provide a knock-type writing instrument capable of ensuring suppression of volatilization of ink from a pen tip at least before the start of use.SOLUTION: A knock-type writing instrument A is configured such that a refill 20 is stored in a barrel 10, ink is discharged from an ink storage member 18 stored in the refill 20 through a capillary phenomenon of a pen tip 30, and the pen tip 30 freely appears / disappears in / from the tip of the barrel 10 by a knock mechanism 70 provided to the barrel 10. In a state where the pen tip 30 is stored in the barrel 10, a through-hole 42 through which the pen tip 30 can slide back and forth is formed in a center. At least a seal member 40 is provided to the outer periphery in the vicinity of the tip side of the pen tip 30.SELECTED DRAWING: Figure 1

To provide a pen capable of supplying liquid in a pen shaft to a pen tip with a weaker pressing force than that of a conventional squeeze-type pen.SOLUTION: The pen includes a pen shaft 3 which has a liquid storage chamber 2 inside and can be deformed by pressure, and a pen tip 5 which receives a supply of liquid from the liquid storage chamber 2 via a valve body 4. The valve body 4 is housed within the liquid storage chamber 2 and has a flexible tubular member 4a which has one end which can communicate with the pen tip 5 and the other end which is closed, and the tubular member 4a can be flexibly deformed as the pen shaft 3 is pressed and deformed, and has an opening forming portion 4d which opens when flexibly deformed and is closed when not deformed.SELECTED DRAWING: Figure 1

Writing, makeup and / or painting system (10) comprising a preparation with fibrous and / or thixotropic properties and an application device (1) for the preparation, wherein the application device (1) comprises: - a storage container (2) for storing the preparation - an application element (3) for applying the preparation onto a substrate - a conveying element (4) connecting the order element (3) and the storage container (2) - a pump and shear element (5) arranged at least partially in a cavity of the conveying element (4), which is at least partially reversibly movable into the storage reservoir (2) in the longitudinal direction (L) of the application device (1) between the application element (3) and the storage reservoir (2). - a conveying gap (6) formed between an inner surface (12) of the conveying element (4) and an outer surface (11) of the pump and shear element (5) for conveying the preparation from the storage reservoir (2) to the application element (3), wherein the pump and shear element (5) is configured to exert a shear force on the preparation in the conveying gap (6) by moving the pump and shear element (5) in the longitudinal direction (L) of the application device (1) at a temperature of 25 °C with a shear rate in the range of 10 / s to 10000 / s.

Provided are: a water-based ink composition for a writing instrument, which easily wets a non-absorbent surface, enables stable writing of a line without rejection, does not cause white color of the line even when a pen cap is not covered, has excellent non-drying properties, and is suitable for a marker pen and / or a sign pen or the like, and a writing instrument which uses the water-based ink composition and is suitable for a marker pen and / or a sign pen or the like. The present invention does not have a difference in the vertical concentration of a coloring material in a refill, and has excellent line dryness. This water-based ink composition for a writing instrument is characterized by containing at least a coloring material, 0.01-10% by mass of a neutralized product of an isobutylene-maleic anhydride copolymer, 0.001-5% by mass of one or more surfactants selected from the group consisting of anionic surfactants and nonionic surfactants, and water.

The utility model relates to the technical field of water color pens, in particular to an environment-friendly macromolecule shading and color-overlapping washable water color pen which comprises a pen shell, a pen refill and an adjusting device, a connecting pipe is arranged at the lower end of the pen refill, the adjusting device comprises a rotating rod and a sealing plate, a penetrating pen point is arranged at one end of the connecting pipe, a protective cover is arranged on the outer side of the pen shell, and the protective cover is arranged on the outer side of the pen shell. A cleaning box is arranged at the upper end of the protective cover, a cleaning cavity is formed in the cleaning box, a cleaning rod and cleaning bristles are arranged in the cleaning cavity, the cleaning rod penetrates through the cleaning cavity, the cleaning bristles are arranged on the periphery of the cleaning rod in a multi-group mode, an opening is formed in one end of the upper side wall of the cleaning box, and the opening is communicated with the cleaning cavity. Different effects of fine drawing or bold sprinkling are achieved, the color is bright and lasting, the pen is more environmentally friendly and safer, emission of harmful substances is reduced, and the pen is more friendly to users and the environment.

A writing instrument (10) is provided with: a shaft tube (15); a pen point member (50) having a writing part (52) on which handwriting is formed; and a holding member (70) that is attached to the shaft tube (15) and holds the pen point member (50), the holding member (70) having: a plurality of ribs (71) that protrude inward and come into contact with the pen point member (50); and a plurality of claw parts (80) extending rearward and disposed outside the pen point member (50), the claw parts (80) being deformed inward and coming into contact with the pen point member (50) in a state in which the holding member (70) is attached to the shaft tube (15), and the movement of the pen point member (50) in the axial direction (da) relative to the holding member (70) being restricted.

The utility model relates to the technical field of stationery, in particular to a mark pen with a combined stirrer. An ink bin for storing ink is arranged in the mark pen, a combined stirrer is arranged in the ink bin, and the combined stirrer comprises a free stirrer and an elastic stirrer; the density of the free stirrer is larger than that of the titanium dioxide, and the free stirrer is located in the ink bin and can freely shake in the ink bin; and the elastic stirrer is at least arranged at one end part of the ink bin. The stirring effect is enhanced, the uniformity of ink is ensured, the performance of the mark pen is improved, the service life of the mark pen is prolonged, and the use experience of a user is improved.

To provide a writing instrument which can suppress the generation of abnormal noise and can provide a soft writing feel.SOLUTION: Provided is a writing instrument 1 in which a pen body 3 is press-fitted and fixed to the inner surface of a front end opening 21 of a barrel 2, the front end of the pen body 3 protruding forward from the front end of the barrel 2. A pen body fixing portion 22 is provided for press-fitting and fixing the outer surface of the pen body 3 to the inner surface of the front end opening 21 of the barrel 2, the pen body fixing portion 22 having a weak fixing portion 221 and a strong fixing portion 222, the fixing force between the weak fixing portion 221 and the pen body 3 being weaker than the fixing force between the strong fixing portion 222 and the pen body 3, the weak fixing portion 221 being positioned axially forward of the strong fixing portion 222.SELECTED DRAWING: Figure 2

An axial cylinder extending in an axial direction along a center axis and a writing member disposed inside the axial cylinder. The axial cylinder has fiber-like protrusions protruding toward an outside in a radial direction from an outer circumferential surface of the axial cylinder, the plurality of fiber-like protrusions are provided side by side on the outer circumferential surface, and each of the fiber-like protrusions has a plurality of rib parts which extend in predetermined directions when viewed from the outside in the radial direction and which are disposed side by side in a width direction orthogonal to the predetermined directions and a step part which is disposed between rib parts adjacent to each other in the width direction or disposed at an end portion in the width direction of the rib parts and extends in a predetermined direction.

The invention relates to a writing, makeup and / or painting system (10) comprising a preparation with viscous and / or thixotropic properties and an application device (1) for the preparation, wherein the application device (1) comprises a reservoir (2) for storing the preparation, an application element (3) for applying the preparation to a substrate, a conveying element (4) connecting the application element (3) and the reservoir (2), a pump and shear element (5) arranged at least partially in a cavity of the conveying element (4), which is at least partially reversibly movable into the reservoir (2) in the longitudinal direction (L) of the application device (1), and a conveying gap (6) formed between an inner surface (12) of the conveying element (4) and an outer surface (11) of the pump and shear element (5) for conveying the preparation from the reservoir (2) to the application element (3).wherein the pump and shear element (5) is configured to exert a shear force on the preparation in the conveying gap (6) by moving the pump and shear element (5) in the longitudinal direction (L) of the application device (1) at a temperature of 25 °C, with a shear rate in the range of 10 / s to 10000 / s.

The present invention provides a reversible thermochromic composition which exhibits black color upon coloration and colorless color upon discoloration, and has excellent light resistance, by using a fluoran derivative having a specific structure as an electron-donating chromogenic organic compound, and a reversible thermochromic microcapsule pigment containing the reversible thermochromic composition. The means for solving the problem is a reversible thermochromic composition comprising: (a) a fluoran derivative having a specific structure as an electron-donating chromogenic organic compound, (b) a compound having a specific structure as an electron-accepting compound, and (c) a reaction medium which allows the electron transfer reaction between the (a) component and the (b) component to occur reversibly in a specific temperature range, and a reversible thermochromic microcapsule pigment containing the reversible thermochromic composition.

To provide a water-discoloring composition which develops a color by contact with water, has a high color density in color development, does not form a deposit even in a room temperature environment, has a low viscosity, and is practically easy to handle, and to provide an applicator housing the same.SOLUTION: The water-discoloring composition contains at least an electron-donating color-developing organic compound, an electron-accepting compound, and a specific amide compound and / or a specific imidazolidinone compound, and the applicator contains the composition.SELECTED DRAWING: None

To provide an applicator that can use an application liquid without waste.SOLUTION: An applicator 1 has a shaft cylinder 2 and application body parts 3 and 4, and makes the application body part 3 contact with an application object to apply an application liquid. At least one of the application body parts 3 and 4 is formed, including a first application body part 16 and a second application body part 17 arranged in parallel. The applicator has a first application liquid occlusion body 6 occluding an application liquid to be applied by the first application body part 16, and a second application occlusion body 7 occluding an application liquid to be applied by the second application body part 17. The first application liquid occlusion body 6 and the second application liquid occlusion body 7 are difference in length and / or thickness.SELECTED DRAWING: Figure 2

To provide: an aqueous ink composition for a writing instrument which forms a uniform coating with low gloss and has superior abrasion resistance and water-resistant adhesion even when used to write on a non-absorbent surface; and a writing instrument.SOLUTION: An aqueous ink composition for a writing instrument comprises at least: a color material; a neutralized isobutylene / maleic anhydride copolymer; a water-soluble resin and / or resin emulsion; and water. The acid value of resin in the water-soluble resin and / or resin emulsion is 240 or less.SELECTED DRAWING: None

The present invention provides an ink reservoir capable of suppressing deterioration of the ink contained within it. It also provides a writing instrument having such an ink reservoir, and a method for manufacturing the ink reservoir. [Solution] An ink container having an internal space for containing ink, comprising a resin container body with one or both ends open, and an inorganic barrier layer provided on the surface of the container body, wherein the barrier layer comprises an inner barrier layer provided on the inner surface of the container body and an outer barrier layer provided on the outer surface of the container body, and the thickness of the barrier layer is 1 nm or more and 300 nm or less.

Provided is an aqueous ink composition for a writing implement that is easily wetted on a non-absorbing surface, enables stable writing without repelling of a drawn line, prevents blurring of the drawn line even when a cap is removed, is excellent in non-drying property, has no difference in vertical density of a coloring material in a pen core, and is excellent in drawn line drying property, and a writing implement using the same favorable as a marking pen or a marker pen. The aqueous ink composition for a writing implement according to the present disclosure includes at least a coloring material, 0.01 to 10 mass% of a neutralized product of an isobutylene-maleic anhydride copolymer, 0.001 to 5 mass% of one or more surfactants selected from an anionic surfactant and a nonionic surfactant, and water.

A writing instrument part that improves the releasability of a core pin is provided. In a writing instrument part by the insert molding method in which a wooden barrel material made of natural wood flour and a water-soluble resin binder is injected into a mold, the wooden barrel material and a core pin having a paper straw inserted therein are integrated, and a two-layer structure having a paper straw layer as an inner layer and a wooden barrel layer as an outer layer is formed.

Provided is a valve opening / closing type writing instrument capable of obtaining a soft writing feeling such as that with a brush and supplying ink stored in a barrel to a pen core by reliably opening a valve by an operation of pushing the pen core.　In this valve opening / closing type writing instrument, following an operation of pressing a pen tip of a pen core, a valve mechanism 5 is opened by the backward movement of the pen core 4 and a liquid in a liquid storage chamber 1a is supplied to the pen core. The valve opening / closing type writing instrument is characterized in that: when a writing drawing line width when a load (Ly) required to open the valve mechanism is applied to the pen core is Y [mm], a writing drawing line width when a load (Lx) at the start of writing is applied to the pen core is X [mm], and a writing drawing line width when an intermediate load (Lz = 0.5Ly) of 1 / 2 the load required to open the valve mechanism is applied to the pen core is Z [mm], Y / X >3 and Z / X > 2 are satisfied.

The utility model discloses an interesting electronic color pen suite which comprises a pen body, a pigment disc, a color developing lamp set, a magnetic force component, a functional circuit board and a magnetic field induction device, a plurality of material boxes are arranged on the pigment disc, all the material boxes are used for containing colorless ink of the corresponding color, and when the pen point of the pen body stretches into the material box of the needed target color to be dipped in the ink, the color developing lamp set is driven by the magnetic force component. The magnetic field induction device at the bottom of the material box induces a magnetic field and feeds back the magnetic field to the functional circuit board, and the functional circuit board controls the color developing lamp set to emit light of the corresponding color, so that a user can quickly know the current color of the pen body, the interestingness of drawing is increased, and the whole pen body looks more attractive. Moreover, color selection is flexible and convenient, multiple color pens do not need to be carried, carrying and storage are facilitated, meanwhile, pen bodies are connected through wires, and the problem that the pen bodies are lost is avoided. In addition, colorless ink is adopted, so that the color developing effect is achieved only on matched paper, and the problem of disordered painting in a non-painting area is effectively solved.