40results about "Using protective liquids" patented technology

The present invention relates to improved contact lens packages and lens supports for use therein. A contact lens package may have a lid, a base having a cavity that houses a contact lens and packaging solution and a lever. A lens support configured lift the contact lens out of the packaging solution in a position on the lens support capable of single-touch transfer by a user. The package may include a locking mechanism configured to lock the lever in place when the lens support is lifted to a predetermined lift angle.

The utility model relates to the field of tissue packaging, and provides a tissue overturning, conveying and humidifying device which comprises a rack, an overturning unit and a conveying unit, and the overturning unit is arranged on the rack; the conveying unit is arranged on the overturning unit; the overturning unit comprises a first rotating module and a second rotating module which are symmetrically arranged; the first rotating module and the second rotating module rotate synchronously to drive the conveying unit to rotate; the conveying unit comprises a first horizontal conveying belt and a pressurizing module; the pressurizing module is arranged right above the first horizontal conveying belt and is used for clamping tissues; a horizontal conveying channel used for conveying tissues is formed between the first horizontal conveying belt and the pressurizing module. According to the device, the automation degree of paper towel overturning and conveying is improved, multiple actions of pressing, conveying, overturning and the like are designed in a combined mode, the production efficiency is improved, and the occupied area of the device is reduced. In addition, the tissue stack can be humidified on the tissue overturning and conveying device.

The present invention relates to an improved contact lens package and methods of use and manufacture / assembly. The contact lens package includes a base and a lid connected to the base. The base includes a base cavity that contains a contact lens and a packaging solution, and at least one protrusion (140) disposed at least partially within the base cavity. The at least one protrusion can extend along an inner surface of the base toward an end of the base cavity. The lid extends over and covers the base cavity when the package is in an unopened state. In another embodiment, at least a portion of the base cavity is formed by a bowl that includes a main portion (236) and a channel portion (238) extending away from the main portion.

The invention is related to contact lenses that not only comprise the much desired water gradient structural configurations, but also have a minimized uptakes of polycationic antimicrobials and a long-lasting surface hydrophilicity and wettability even after going through a 30-days lens care regime. Because of the water gradient structural configuration and a relatively-thick, extremely-soft and water-rich hydrogel surface layer, a contact lens of the invention can provide superior wearing comfort. Further, a contact lens of the invention is compatible with multipurpose lens care solutions present in the market and can endure the harsh lens care handling conditions (e.g., digital rubbings, accidental inversion of contact lenses, etc.) encountered in a daily lens care regime. As such, they are suitable to be used as weekly- or monthly-disposable water gradient contact lenses.

A method for selectively controlling movement of a contact lens within a blister package having a cavity, the method comprising the steps of: storing an electric charge at a predetermined location within the cavity, securing the contact lens in the blister package at the location having the electric charge, and, after securing the contact lens, injecting a lens hydration solution into the cavity to hydrate the lens.A method for selectively controlling movement of a contact lens within a blister package having a cavity, the method comprising the steps of depositing droplets of a first lens hydration solution into the cavity, securing the contact lens in the blister package using the droplets, and, after securing the contact lens, injecting a second lens hydration solution into the cavity to hydrate the lens.

The invention is related to contact lenses that not only comprise the much desired water gradient structural configurations, but also have a minimized uptakes of polycationic antimicrobials and a long-lasting surface hydrophilicity and wettability even after going through a 30-days lens care regime. Because of the water gradient structural configuration and a relatively-thick, extremely-soft and water-rich hydrogel surface layer, a contact lens of the invention can provide superior wearing comfort. Further, a contact lens of the invention is compatible with multipurpose lens care solutions present in the market and can endure the harsh lens care handling conditions (e.g., digital rubbings, accidental inversion of contact lenses, etc.) encountered in a daily lens care regime. As such, they are suitable to be used as weekly- or monthly-disposable water gradient contact lenses.

The present invention relates to an improved contact lens package including arms and methods of use. The contact lens package (100) contains a contact lens (138) and a packaging solution and is configured to lift the contact lens from the packaging solution via the arms (134, 144) when the lid (106) is removed.

The present invention relates to an improved contact lens package and a lens support for use therein. The contact lens package can have a lid, a base having a cavity for containing a contact lens and a package solution, and a lever. A lens support configured to lift the contact lens from the package solution at a fixed position on the lens support that can be moved with one touch by a user. The package can include a locking mechanism configured to lock the lever in place when the lens support is lifted to a predetermined lifting angle.

A method and system for long-term storage of ready-to-eat, minimally processed fruits or vegetables while maintaining the nutritional properties, texture, and taste of fresh fruits or vegetables is provided. The method includes the following steps: providing at least the fruits or vegetables, a sterile sealable package, and a carbonated liquid; treating the fruits or vegetables by at least cleaning and sanitizing the exterior of the fruits or vegetables; placing the treated fruits or vegetables in the sterile sealable package; filling the remaining volume of the sealable package with the carbonated liquid; sealing the sealable package; and storing the sealed package at a storage temperature of 1°C to 40°C. The treating steps are carried out in a sanitized environment.

The invention is related to contact lenses that not only comprise the much desired water gradient structural configurations, but also have a minimized uptakes of polycationic antimicrobials and a long-lasting surface hydrophilicity and wettability even after going through a 30-days lens care regime. Because of the water gradient structural configuration and a relatively-thick, extremely-soft and water-rich hydrogel surface layer, a contact lens of the invention can provide superior wearing comfort. Further, a contact lens of the invention is compatible with multipurpose lens care solutions present in the market and can endure the harsh lens care handling conditions (e.g., digital rubbings, accidental inversion of contact lenses, etc.) encountered in a daily lens care regime. As such, they are suitable to be used as weekly- or monthly-disposable water gradient contact lenses.

A water body is filled in a box body, a slope surface is arranged on one side of the box body, a feeding assembly is installed on the slope surface, materials to be filled are soaked in the water body, the side, facing the water body, of the feeding assembly can move linearly, a water pipe is arranged below the box body, a valve is arranged on the water pipe, a wave making plate is arranged in the box body, and the water pipe is connected with the water body. The lower end of the wave-making plate is hinged to the bottom of the box body, the two sides of the upper end of the wave-making plate are each provided with a push rod air cylinder, the movable end of each push rod air cylinder is hinged to one side of the wave-making plate, and the other end of each push rod air cylinder is hinged to the box body. According to the multi-channel feeding device, materials to be filled move along with a water body, damage to the materials caused by hard collision is reduced, the feeding assembly is inserted into the water body in a relatively inclined mode so that the materials can be diffused and make contact with the surface of the feeding assembly, the water pipe is arranged below the box body, and the valve is arranged on the water pipe. Therefore, the water body in the box body can be conveniently replaced.

The invention relates to a method for producing an ophthalmic product comprising a) obtaining a preformed silicone hydrogel contact lens that is free of any coating thereon and free of a polymeric surfactant; b) placing the preformed silicone hydrogel contact lens in a container containing a pre-autoclave packaging solution, wherein the pre-autoclave packaging solution is a buffered saline and including the polymeric surfactant; c) sealing the container to a sealed package that comprises the preformed silicone hydrogel contact lens immersed in the pre-autoclaved packaging solution; and d) autoclaving the sealed package containing the pre-formed silicone hydrogel contact lens therein for at least 30 minutes to obtain the ophthalmic product.

The utility model discloses a vegetable packing machine with a metering structure, which comprises a concentric-square-shaped frame, the bottom of the concentric-square-shaped frame is fixedly connected with a pair of supporting plates, the bottom of the concentric-square-shaped frame is fixedly connected with a water tank, the side wall of the water tank is communicated with a connecting pipe, and the top of the concentric-square-shaped frame is provided with a metering and packing mechanism used for metering and packing vegetables. A water sprinkling mechanism is arranged on the water tank, and the water sprinkling mechanism comprises a water sprinkling assembly which is arranged at the top of the concentric-square-shaped frame and used for sprinkling water; the backflow assembly is arranged on the water tank and used for driving water to flow back, the backflow assembly comprises a water pump, the water pump is fixedly connected to the side wall of the water tank, the suction end of the water pump is connected with a first backflow pipe, and the other end of the first backflow pipe is communicated to the water tank. According to the packaging machine, the problem that in the prior art, although vegetables can be subjected to water spraying and fresh keeping in a water spraying mode, water resources cannot be repeatedly used, and therefore the water resources are wasted is solved.

The invention relates to an excrement packaging and conveying device for a waterless toilet. The excrement packaging and conveying device comprises a film feeding module, a film forming module, a sealing module, a recycling module and a spraying device. Wherein the recycling module and the sealing module are sequentially arranged on a fixed bracket; the mold forming module is connected with the sealing module; the film conveying module is correspondingly arranged at the film inlet end of the die forming module and can convey a degradable film to the die forming module; a squatting pan panel device is fixedly arranged above the mold forming module; the degradable film conveyed to the mold forming module can receive and wrap excrement falling from the squatting pan panel device; the die forming module can convey a degradable film wrapped with excrement to the sealing module. According to the excrement packaging and conveying device for the waterless toilet, the material consumption of the film bag can be reduced, sanitation and cleanness are achieved, maintenance is convenient and fast, excrement contamination is avoided, and concentrated and efficient treatment of excrement is achieved.

The invention discloses a storage process of bean curd. The storage process comprises the following steps: step 1, putting the bean curd into a container; 2, the container is filled with hot water so that air in the container and the bean curds can be completely exhausted; 3, sealing the container; 4, the sealed container is subjected to sterilization treatment; air in the container and tofu is completely exhausted through boiled water, and the preservation time of the tofu in the sealed container is prolonged; meanwhile, the pressure between the bean curds and between the bean curds and the container is reduced through buoyancy of water, and transportation and storage are facilitated.

The utility model relates to a manual wax dipping device which comprises a first positioning frame and a second positioning frame, the first positioning frame comprises two lower supports arranged side by side and a positioning thin plate arranged on the lower supports, the positioning thin plate is provided with a positioning hole and a middle positioning part, the lower supports are provided with lower positioning parts, and the lower positioning parts are provided with upper positioning parts. The two lower brackets or the two positioning thin plates are fixedly connected and a guide rod is connected between the two lower brackets or the two positioning thin plates; the second positioning frame comprises two upper supports, an upper positioning part is arranged at the bottom of each upper support, the lower end of an adjusting frame connected with the guide rod in a sliding mode is connected with the two upper supports through connecting rods, and when the adjusting frame is pulled to slide relative to the guide rod, the upper supports have the first state that the upper positioning parts face downwards and the second state that the upper positioning parts deflect towards the direction of the guide rod. In the first state, the upper positioning part can be matched with the middle positioning part and the lower positioning part to position the spherical shell filled in the positioning hole. The manual wax dipping device not only has higher operation safety, but also achieves the purposes of reducing the workload and improving the working efficiency.

This utility model discloses a wet wipe packaging device for separate dry and wet storage, belonging to the field of wet wipe packaging technology. It mainly includes a frame, with a placement component fixedly mounted on the outer front of the frame, a bag-picking component fixedly mounted at the bottom of the placement component, a bag-aligning component fixedly mounted on the inner front of the frame, two sets of bag-opening components at the rear of the bag-aligning component, a bag-filling component at the rear of the bag-opening component, a clamping component at the bottom of the bag-filling component, a closing component at the rear of the bag-filling component, a sealing component at the rear of the closing component, and a bag-pushing component at the bottom of the bag-opening component and the clamping component. This utility model, by setting the bag-pushing component, can clamp the dry and wet dual-chamber bag and move it backward a certain distance. The clamping component can clamp and fix the transported dry and wet dual-chamber bag to gradually complete the packaging operation in conjunction with the sealing component, closing component, and bag-filling component. This utility model is mainly used for the packaging production of separate dry and wet storage wet wipes.

A packaging system for the storage of an ophthalmic device is disclosed. The packaging system includes a sealed container containing one or more unused ophthalmic devices immersed in an aqueous packaging solution that includes one or more conjugated glycosaminoglycans having a polymer backbone having a reactive functional moiety conjugated to an amine group having one or more moieties that inhibit and / or prevent one or more of oxidation and hydrolytic degradation of the polymer backbone during use in the eye; wherein the aqueous packaging solution has an osmolality of at least about 150 mOsm / kg, a pH of about 6 to about 9 and is sterilized.

A method of selectively controlling movement of a contact lens in a blister package comprising a cavity, the method comprising depositing an electrical charge at a location in the cavity, securing the contact lens to the blister package at the location having the electrical charge, and after the step of securing the contact lens, injecting a lens hydration liquid into the cavity, the lens is thereby hydrated and the fixation is terminated. A method of selectively controlling movement of a contact lens in a blister package comprising a cavity, the method comprising depositing a droplet of a first lens hydration liquid in the cavity, securing the contact lens to the blister package with the droplet, and after the step of securing the contact lens, injecting a second lens hydration liquid into the cavity, thus, the lens is hydrated.

The present invention relates to the field of logistics protection technology, and in particular to a 5-aminolevulinic acid anti-grease and anti-corrosion technology and application during transportation, comprising the following steps: S1: wrapping 5-aminolevulinic acid powder in a biodegradable polymer; S2: uniformly dispersing microencapsulated 5-aminolevulinic acid particles in a special gel matrix; S3: adding a nano-scale antioxidant to the gel matrix; S4: then adding antibacterial nanoparticles; S5: drying the gel matrix into a solid form; S6: placing the dried solid 5-aminolevulinic acid in a light-proof container for packaging. The present invention, by combining the use of microencapsulation technology, nano-scale antioxidants and antibacterial nanoparticles, significantly improves the stability and safety of 5-aminolevulinic acid during transportation and storage, while optimizing its transportation and storage conditions, greatly enhancing its application value in multiple fields.

A method of selectively controlling movement of a contact lens in blister packaging comprising a cavity, the method comprising depositing an electric charge at a location in the cavity, securing the contact lens to the blister packaging at the location with the electric charge, and after the step of securing the contact lens, injecting a lens hydrating liquid into the cavity whereby the lens is hydrated and the securing terminated. A method of selectively controlling movement of a contact lens in blister packaging comprising a cavity, the method comprising depositing a droplet of a first lens hydrating liquid in the cavity, securing the contact lens to the blister packaging with the droplet, and after the step of securing the contact lens, injecting a second lens hydrating liquid into the cavity whereby the lens is hydrated.

Provided, among other things, is a packaged condom comprising: a sealed package; within the package, an polyisoprene condom; and within the package and substantially coating the condom, a lubricant comprising solvent and one or more sensation-providing agents comprising one or more of vanillyl butyl ether, menthyl lactate, and menthol, wherein the solvent comprises non- water soluble silicone oil and 99% or more of the lubricant by weight is the non-water soluble silicone oil.

The utility model discloses a multifunctional bean product packaging and sealing all-in-one machine which comprises a feeding conveying belt used for conveying packaging boxes, a hot-pressing packaging assembly is arranged above the feeding conveying belt, and a liquid adding assembly is further arranged above the feeding conveying belt. The liquid adding assembly comprises a liquid adding head used for injecting liquid into the packaging box and a liquid box used for supplying liquid to the liquid adding head, the liquid adding head is located in front of the hot-pressing packaging assembly, a spraying cavity is formed in the liquid adding head and communicates with the liquid box through a liquid pipe, and a sealing cover is arranged outside the liquid outlet end of the spraying cavity. According to the bean product packaging and sealing all-in-one machine, the liquid adding assembly used for injecting liquid into the packaging box is arranged, automatic liquid injection of the packaging box is achieved, moisture preservation and freshness preservation of bean curd blocks in the packaging box are achieved, and the packaging box is convenient to use and high in practicability. A sealing cover is further arranged outside a liquid adding head of the liquid adding assembly, and liquid splashing during liquid adding is avoided.

A contact lens product, a packaging case thereof, and a detection method for the same are provided. The packaging case (1) includes an accommodating slot body (11) and a sheet body (12) connected to the accommodating slot body (11). The accommodating slot body (11) has a plurality of optical microstructures (11c) formed on an inner surface (11b) thereof. Each of the optical microstructures (11c) has a height-to-width ratio being within a range from 0.01 to 0.1, whereby the accommodating slot body (11) has a first transparency. The accommodating slot body (11) is configured to allow at least part of the optical microstructures (11c) to be in contact with a preservation liquid (4) for enabling a part of the accommodating slot body (11) corresponding in position thereto to have a second transparency that is greater than the first transparency. Accordingly, the optical microstructures (11c) having the similar height-to-width ratios are arranged on the inner surface (11a) of the accommodating slot body (11) for being cooperated with the preservation liquid (4), thereby enabling a transparency of the accommodating slot body (11) to be changeable between the first transparency and the second transparency and to be selectively presented according to different conditions.

The utility model provides an integrated device for pathological wax block automatic wax sealing and intelligent storage, when automatic wax sealing is carried out, vacuum pump draws negative pressure to the inside of wax sealing component, then opens the electromagnetic valve on the pipeline connected with the wax melting box, makes a small amount of wax flow into the inside of wax sealing component, then closes the electromagnetic valve on the pipeline connected with the wax melting box, vertical air cylinder stretches out, makes wax sealing component open, makes the inside of wax sealing component expose, then staff puts tissue to the wax surface in the inside of wax sealing component, then makes vertical air cylinder contract, opens the electromagnetic valve on the pipeline connected with vacuum pump again, makes vacuum pump draw the inside of wax sealing component into negative pressure again, opens the electromagnetic valve on the pipeline connected with the wax melting box, makes the wax in the inside of wax melting box enter the inside of wax sealing component and complete wax sealing, can effectively avoid that wax appears bubble through negative pressure / vacuum wax sealing, when wax sealing is carried out, controls the amount of wax through air pressure control.

The application discloses a kind of intelligent wet tissue production lines, including sequentially arranged cloth frame, first deviation rectifying mechanism, slitting mechanism, folding mechanism, liquid adding mechanism, slitting mechanism and the stacking mechanism on conveyor, second deviation rectifying mechanism, punching mechanism, labeling mechanism, coding mechanism, visual inspection mechanism, forming mechanism, sealing mechanism, weight detection mechanism, stacking mechanism, the slitting mechanism includes workbench, vertical plate, fixedly connected with slitting box between long plate, when the speed of cloth in slitting box reduces, it can exert smaller force to pull cloth outward, so that cloth maintains certain slight tension, cloth slowly moves under the action of traction roller, the pressing plate that presses can also flatten uneven cloth, maintain the flatness of cloth, while maintaining tension, it can facilitate slitting knife to slitting slack cloth, avoid the problem that the width of slitting cloth is not equal.

A packaging system for storing unused ophthalmic devices is disclosed. The packaging system includes a sealed container containing one or more unused ophthalmic devices submerged in an aqueous packaging solution comprising hyaluronic acid or a salt or derivative thereof and tremella fuciformis. The aqueous packaging solution has an osmotic pressure of at least about 150 mOsm / kg, a pH of about 6 to about 9, and is sterilized.