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37results about How to "Good portion" patented technology

Device and method for delivery of long wavelength laser energy to a tissue site

A laser energy delivery device is provided that is suitable for irradiating a body tissue with relatively long wavelength laser energy in the presence of an aqueous liquid without significant absorption of the laser energy by the liquid. The device includes an elongate hollow sheath that has an open aperture at its distal end portion and closed at its proximal end, a laser energy conduit such as an optical fiber or hollow wave guide, within the sheath, the distal end of the conduit being disposed near the open aperture at the distal end portion of the sheath, and the proximal end of the conduit being adapted for connection to a source of long wavelength laser energy. The sheath also includes an inlet port, spaced from the proximal end of the sheath, and adapted to receive and deliver a biologically compatible gas through the sheath to a body tissue site in contact with the open distal end of the sheath. In use, the open aperture at the distal end portion of the sheath is positioned in contact with a body tissue site. Gas, such as carbon dioxide, infused through the sheath displaces an aqueous liquid from the region between the distal end portion of the sheath and the tissue. Laser energy emitted from the distal end portion of the conduit passes through the substantially liquid-free region at the distal end of the sheath and impinges on the tissue to be irradiated. The laser energy can be used to ablate, vaporize, coagulate or shrink tissue at the target zone without interference from aqueous liquids, which tend to absorb relatively large amounts of long wavelength laser energy and reduce the efficiency of tissue ablation.
Owner:TRIMEDYNE

Golf ball mold, golf ball and golf ball manufacturing method

The invention provides a golf ball mold that is composed of a plurality of mold parts which removably mate to form a cavity having an inner wall with a plurality of dimple-forming protrusions thereon, wherein a non-circular resin injection port for injecting into the cavity a resin material is formed between a plurality of mutually adjoining dimple-forming protrusions which include a plurality of dimple-forming protrusions that lie across a parting line of the mold. Also provided is a golf ball molded using such a mold, and a golf ball manufacturing method which uses such a mold.By using the golf ball mold of the invention, even when manufacturing golf balls with a high dimple surface coverage on which the dimples are tightly arranged, particularly up to the vicinity of the resin injection port, imbalances in the resin injection pressure and flow rate during injection molding are suppressed, enabling golf balls to be manufactured without giving rise to production problems such as molding defects, scorching, or deformation and eccentricity of the core.Moreover, in the mold of the invention, when equally spaced lines are drawn at 0.05 mm intervals from an inner peripheral wall toward a center axis of a gate having the non-circular resin injection port, by adjusting the cross-sectional size of the gate so that the distance between the center of a region enclosed by the innermost equally spaced line and the inner peripheral wall of the gate is less than 0.5 mm, the molten resin material within the gate area can be efficiently and thoroughly cooled after injection molding, thus giving the finished ball a good appearance and enabling productivity to be enhanced.
Owner:BRIDGESTONE SPORTS

Formula and set for preparing rigid polyurethane foam, preparation method of the same, rigid polyurethane foam, as well as preparation method and application of the rigid polyurethane foam

The invention relates to the technical field of polyurethane foam preparation, and discloses a formula and a set for preparing rigid polyurethane foam, a preparation method of the formula and the set,the rigid polyurethane foam, and a preparation method and application of the rigid polyurethane foam. According to the formula, the first component is prepared from, by mass, 90%-96% of polyether, 2%-5% of a catalyst and silicone oil; a second component comprises the following components in percentage by mass: 70-94.9% of isocyanate, 5-29.9% of a low-temperature foaming agent and a drying agent.The preparation method of the kit comprises the following steps: fully mixing and reacting the components in the first component at 40-60 DEG C to obtain a first mixture; fully mixing and reacting allthe components in the second component sufficiently at the temperature of -20 DEG C to 0 DEG C to obtain the set. The preparation method of the rigid foam comprises the step of mixing and foaming thefirst mixture and the second mixture. The rigid polyurethane foam is prepared by adopting the preparation method. The foam is good in heat conductivity coefficient stability, good in attenuation andsuitable for being applied to a low-temperature heat preservation environment.
Owner:天长市伯士的环保新材料有限公司 +1

Process and arrangement for covering a flat blank with a cover

InactiveUS20070093371A1Increase angular velocityReduction of angular velocityBoxes/cartons making machineryBookbinding casesCardboardCycle time
A process and an arrangement for covering a flat-lying blank, preferably made of cardboard with a cover, in particular applicable in the production of book covers is described. The covering takes place in cycles in a number of working stations, whereby an overall cycle time can be given to each working station in advance. Each working station comprises at least one working means, to which at least one sub-cycle time is assigned. It is provided that in the case of a constant remaining overall cycle time, at least one sub-cycle time assigned to the working means of a procedural step is adapted to the processed materials. The present invention is in particular applicable when at least one edge of a cover applied to a blank is folded over. The folding over of the edge takes place thereby in a folding station within the pre-set overall cycle time. Within one cycle, at least the following procedural steps are carried out: “transport”, in which the blank with the cover is transported into the folding station, “preparing”, in which at least one folding means is placed to the edge of the cover, and “folding and pressing”, in which the folding means folds over the edge of the cover and presses it onto the blank. It can in particular be provided that the ratio of the sub-cycle time “folding and pressing”, assigned to the folding means to the overall cycle time is variable.
Owner:MICHAEL HORAUF MASCHFAB
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