747results about "Nib holders" patented technology

A writing utensil includes a writing stem having a first surface section of a soft elastic material, and a second surface section of a relatively hard material. An interdigital support section formed of a soft elastic material supports the interdigital portion between a thumb and a forefinger of a user gripping the writing stem.

The invention relates to a pencil and a manufacturing method thereof, in particular to a plant powder based plastic pencil. A pencil holder of the pencil comprises the following components in percentage by weight: 40-80wt% of plant powder, 15-50wt% of resin carrier, 1-5wt% of plasticizer, 1-5wt% of coupling agent, and 0.5-3wt% of foaming agent. The invention further discloses a manufacturing method of the plant powder based plastic pencil, and the method comprises the steps of: raw material mixing, granulating, heating, synchronous molding of a pencil holder, a pencil peel and a cartridge, and the like. The plant powder based plastic pencil provided by the invention can replace a wooden pencil, has the advantages of good strength and toughness, easiness for peeling, no toxicity and environmental friendliness, simple production process and low cost, is beneficial to reduction of consumption in wood and fossil energy, and has the effects of saving energy, being low-carbon and protectingthe environment.

The present invention provides a resin composition having excellent dispersibility, discoloration resistance and antimicrobial properties by blending a resin (A) with an antimicrobial agent (B) in which at least one kind of metal ion selected from the group consisting of silver, copper, zinc, and tin is supported on zeolite, and an antimicrobial agent (C) that includes a silver ion-containing phosphate as an active ingredient, or an antimicrobial agent (D) made of a soluble glass powder containing silver ion.

A multi-refill writing instrument includes a barrel, writing bodies accommodated in the barrel so as to be movable back and forth, elastic bodies urging the writing bodes backward, operating bodies connected to rear ends of the corresponding writing bodies and window holes formed in a side wall of the barrel so as to extend in the axial direction. The operating bodies protrude from the barrel to an outside through the window holes in the radial direction, one of the operating bodies slides forward along the window hole so that a nib of the writing body connected to the one operating body protrudes from the barrel through a front hole, and a nib of another writing body in a protruding state is retracted into the barrel, and the writing bodies and the operating bodes are pulled out from the barrel and inserted into the barrel.

A utensil grip system is made from a strip of material defined by a first longitudinal portion terminating in a first free end, a second longitudinal portion terminating in a second free end, and a join region positioned between and coupled to each of the first and second longitudinal portions. The first longitudinal portion is shaped to define a first adjustable-size ring while the second longitudinal portion is shaped to define a second adjustable-size ring. The join region is shaped to offset the first adjustable-size ring with respect to the second adjustable-size ring. The grip region of a utensil is fixedly coupled to the join region.

A relatively rotational engagement is made between an elastic member and a shaft body to which the elastic member is fixed, and means for keeping their relative rotating actions is provided. This configuration makes it possible the adaptation of the shape to the hand size and preference of each of users, which may individually vary from one user to the other, by the relative rotation of those shaft body and elastic member and also makes it possible to keep that shape. There is an additional advantage of allowing an appropriate degree of hardness to be selected and maintained. Moreover, these can be achieved by a relatively simple component configuration.

A gripping aid to be mounted on a hand-held instrument, is provided that assures a dynamic tripod grasp. The gripping aid beneficially includes oppositely extending thumb wrap-preventing rims, lesser rims each of which is spaced from the respective thumb wrap-preventing rim, and a longitudinally extending saddle.

A handheld marking instrument includes a body having a substantially flat shape, a first chamber formed within the body and having an inner surface configured to receive and contain a marking substance within the body, and a first marking device configured to deliver the marking substance to a desired surface during marking. The first marking device is incorporated in the body and in communication with the first chamber to access the marking substance contained by the inner surface. At least a part of the first marking device is moveable between an exposed position for marking on the desired surface, and a retracted position. In one embodiment, the body has a form factor of a financial transaction card.

Provided is a coating device in which a synchronous deviation of the movement of a lateral traveling body does not appear as distortion of a slit nozzle. If a screw flight 23 is rotated by driving a motor 20, a wedge nut member 22 moves along a guide rail 21, owing to the movement of this wedge nut member 22, a wedge cam 24 abutting on the inclined plane of the wedge nut member 22 and an elevator 18 move along a guide rail 17 in a vertical direction, and the slit nozzle 19 rises and falls.

A writing implement comprising an ink storing chamber (2) formed within the writing implement main body (1), a pen body (5) disposed at the front end of the writing implement main body (1), reservoir chamber (10) formed between the ink storing chamber (2) and the pen body (5) and communicating with the atmosphere and also with the pen body (5), a plurality of partition walls (14, 14a) separating the reservoir chamber (10) and the ink storing chamber (2) from each other and axially dividing the ink storing chamber (2) into a plurality of small chambers, and ink feeder (16) extending through these partition walls and feeding ink from the ink storing chamber (2) to the pen body (5). And, each partition wall (14, 14a) is formed with a communication hole (15) capable of holding ink by capillary attraction, these communication holes being sealed by ink films.

The invention provides a degradable pencil holder and a pencil adopting the same, wherein the pencil holder comprises the following components by the weight percent: 40-60 of polyhydroxy fatty acid ester, 30-50 of starch, 1-10 of cross linker and 1-10 of plasticizing agent. The invention also provides a fabricating method of the pencil, which comprises the steps of mixing raw materials, heating, lead penetrating and forming. The degradable pencil holder is environmental-friendly without toxicity, and can replace a wooden pencil holder so that wood consumption can be reduced; the pencil is easy to sharpen so as to reduce the lead-breaking; and the fabricating method of the pencil has simple process, convenient fabrication, low cost and no pollution.

The invention discloses a pressing type telescopic pen which has simple structure and convenient assembly and can ensure permanent smoothness of telescoping. The technical scheme is as follows: the pressing type telescopic pen comprises a pen clamp, an upper penholder, a middle penholder, a lower penholder and a penpoint, wherein the penpoint, the lower penholder, the middle penholder and the upper penholder are sequentially connected. The pressing type telescopic pen is characterized in that a drive rod and a driven rod are arranged in the upper penholder and the middle penholder, one end ofthe drive rod is fixedly connected with the upper penholder and the pen clamp, the other end of the drive rod is provided with saw teeth which are arranged in a ring shape, and drive rod lugs which are arranged in the ring shape at intervals are arranged on the inner side wall of the drive rod; one end of the driven rod is provided with a boss, saw teeth which are matched with the drive rod are arranged on the inner side surface of the boss, positioning steps are arranged on the side wall of the boss, and driven rod lugs which are arranged in the ring shape at intervals are arranged at the other end of the driven rod; a spring is arranged between the end part of the driven rod and the pen clamp; and grooves which are matched with the positioning steps on the driven rod and circumferentially arranged are arranged in the middle penholder, and the driven rod is movably connected with the middle penholder through the positioning steps and the grooves.

The invention discloses an automatic pen capable of opening and closing a refill protecting device without an action. According to the invention, the key technical point is that a retractable sleeve rod is sleeved in a pen barrel; a refill is sleeved in the retractable sleeve rod; the retractable sleeve rod is connected with a push rod through a magnet on the retractable sleeve rod; an elastic retractable sleeve rod upper clamping buckle and an elastic retractable sleeve rod lower clamping buckle are arranged on the wall of the upper pen barrel and correspond to a recess and a longitudinal toothed groove in the upper part of the retractable sleeve rod; a rubber sleeve is arranged outside the lower pane barrel; and a hydraulic oil is full of a space formed between the rubber sleeve and the outer wall of the pen barrel; when the pen is held by hand to push the hydraulic oil, the push rod is upwardly pushed by the hydraulic oil to move upwards, the retractable sleeve rod is driven by the magnet to move upwards and a pen head protective sleeve connected to the bottom end of the retractable sleeve rod retracts upward, so that the pen head is exposed to provide convenience for writing; and when the hand is released, the retractable sleeve rod moves downwards to recover the original shape and the pen head is concealed. According to the invention, a purpose of automatically opening the refill protecting device and automatically closing the refill protecting device is achieved and the writing efficiency is increased.

A writing instrument has a cap including an inner cylinder portion having an open end and a close end, a cylindrical outer cylinder portion having open ends, a plurality of connection rib integrally connected to an outer surface of the inner cylinder portion and extending in an axial direction and a plurality of vent hole respectively formed between adjacent ones of the connection ribs and a writing instrument body including a pen tip. The open end of the inner cylinder portion extends rearwardly of the connection ribs, the inner cylinder portion seals the pen tip when the cap is fitted on a pen tip side of the writing instrument body and an annular seal portion which is closely contact with an annular airtight portion on the pen tip side of the writing instrument body is provided on the outer peripheral surface of the open end portion of the inner cylinder portion.

The invention relates to a pen, in particular to a pressure-adjustable type elastic pulling out pen. The pressure-adjustable type elastic pulling out pen comprises an assembling inner column, a clamping device, a rear penholder part and a restoring supporting mechanism, wherein a circle of convex matched bulge loop is arranged on the outer surface of the rear end of the assembling inner column, the exterior of the assembling inner column is slidably provided with the clamping device in a sleeved mode, the rear end of the clamping device is in threaded connection with the rear penholder part, and the interior of a front penholder part is movably connected with the restoring supporting mechanism in a sleeving mode. The pressure-adjustable type elastic pulling out pen has the following four technical effects that 1, the anti-shatter effect is added; 2, the writing posture is corrected, so that the situation that fingers are excessively closed to a pen point, the sight is shielded, and the writing is not facilitated is avoided; 3, the retraction and exposure of a pen core can be realized by one hand, so that the switching between the use state and the non-use state are achieved, and when the normal pen holding posture is kept, the switching between the use state and the non-use state can also be realized; and 4, the matching force, that is, the clamping force between the matched bulge loop and a fastening bulge, is adjustable by adjusting the matching degree between the rear pen cylinder internal threads of a rear pen cylinder and the adjusting threads of the clamping device.

The invention discloses a wood pen holder and a manufacturing method thereof, which relates to a manufacturing method of a writing tool, belonging to the technical field of miscellaneous wood molding and processing. The wood pen holder is characterized by comprising the following components in percentage by weight: 50-80 percent of hard miscellaneous wood raw material, 4-15 percent of various sawdust, 5-10 percent of various shavings, 2-5 percent of various wood dust, 4-10 percent of polyhydroxyalkanoate, 3-5 percent of starch, 1-7 percent of cross-linking agent and 1-3 percent of plasticizer. The invention has the advantages that a large quantity of waste forest harvesting trees and miscellaneous wood are used as main production raw materials, so that the limits of raw material tree varieties are avoided, the tree variety raw materials can be flexibly collocated so as to meet the requirement on low cost production; the production cost not only can be reduced, but also the mechanical strength of produced wood plates can be guaranteed to conform to the wood panel standard of the Sweden; and meanwhile, after the forest harvesting trees and miscellaneous wood are utilized, a greater economic benefit not only can be directly generated by manufacturing enterprises, but also forest fires and pest and disease damages can be reduced, which is helpful to the ecological cycle.

The invention discloses a marking pen applicable to writing on a white board. The marking pen comprises a pen holder with a pen holder cavity, a tail cover rotationally jointed at the tail end of the pen holder, a refill mounted at the front end of the pen holder and a wrapping core mounted at the front end of the pen holder cavity, the tail end of the refill is inserted into the wrapping core, a control valve is arranged at the tail end of the refill, a sealed ink storage cavity is formed between the control valve and the tail cover, a small ball is placed in the ink storage cavity, the control valve comprises an ink guiding rod, a sealing cover and a spring, a plurality of elongated grooves are formed in the sidewall of the sealing cover, a conical boss is arranged on the ink guiding rod, the spring is sleeved on the ink guiding rod behind a step, the sealing cover is fixedly connected in the pen holder cavity, the ink guiding rod is positioned in a sealing cover inner cavity, the conical boss is enabled to be in contact with and sealed with an end portion hole of the sealing cover inner cavity under the action of the spring, and the front end of the ink guiding rod extends out of the end portion hole of the sealing cover inner cavity and is in contact with the tail end of the refill. The marking pen of the structure is simple in structure, convenient to use and smooth in ink outflow.

The invention relates to a marking pen with a bent triangular holding part. The marking pen comprises a pen holder, at least one bent holding part arranged at one end of the pen holder, a front casing pipe arranged at one end of the holding part, a fiber writing assembly arranged in the front casing pipe in a penetrating way as well as an ink accumulating mechanism arranged inside the pen holder. Ink in the ink accumulating mechanism can be conveyed to the writing assembly for facilitating the writing; the outer circumference of the bent holding part is set to be triangular and has a guiding action for a user to naturally and respectively support against three circumferential sides with a thumb, an index finger and a middle finger and slightly hold, so that the user can hold the pen to write correctly and stably and the aim of rectifying the posture or the pen holding posture of children by using a fist pen (a color pen used at preschool stage) for the first time is achieved.

The invention relates to a pen provided with an adjustable holding structure, which comprises a penholder, a limit lug and an adjustable holding part, wherein the most front end of the penholder is provided with a writing end; the limit lug is arranged on the front of a holding position of the penholder, so that specific fingers of a user are correspondingly limited on the limit lug and positioned when the user holds the penholder; and the adjustable holding part is arranged on the holding position of the penholder on the rear of the limit lug, is provided with a multidimensional geometric modeling and can perform bending adjustment along with the operation habit of the user, so as to guide fingers of the user to be naturally positioned and support the specific fingers to corresponding positions for writing. As for people suffering from dysgraphia and people writing for a long time, the pen is easy to hold and write, and hand fatigue and hand injury are effectively avoided.

Disclosed therein is a writing pen with a rotation-preventing bent tip. The writing pen includes a rotation-preventing bent tip and a tip housing which are coupled to each other in a key-locking type to prevent a rotation of the tip or the tip housing by a pressing force generated when a user writes down. The tip 1 has a rotation-preventing protrusion 1b, the tip housing 2 has a rotation-preventing protrusion 2b and a groove 2c to which the protrusion 1b is coupled, and a main housing 3 has a groove 3c to which the protrusion 2b is coupled, so that the tip 1, the tip housing 2 and the main housing 3 are coupled to one another in the key-locking type to thereby provide a mutual interrupting action. So, even though a great force is applied to the writing pen when a user writes down, the tip 1 is not rotated, so that the user can use it freely and comfortably without regard to a used angle of the writing pen.