30results about How to "Adjust firmness" patented technology

Apparatus for adjusting the firmness, support, or sag of a mattress includes an inflatable device having a substantially convex cross-sectional shape that is thicker in the center region and gradually thinner toward the edges, a material and constitution for maintaining the convex shape under the weight of the mattress and a person, and a set of dimensions large enough to adjust firmness, support, or sag for the majority of an area of the mattress used by the person.

The invention discloses a processing device for a building rebar. The device comprises a processing chamber, the rebar horizontally penetrates through the interior of the processing chamber, and two limit side plates are fixedly connected into the processing chamber; two guide racks are arranged between the two limit side plates, and two guide rollers are symmetrically and rotatably connected to the two guide racks; two first retractable air cylinders are symmetrically and fixedly installed on the inner wall of the processing chamber, output ends of the two first retractable air cylinders areconnected with the two guide racks through elastic mechanisms respectively, and alignment wheels are symmetrically arranged in the processing chamber. According to the processing device, the first retractable air cylinders drive the output ends to extend, under the connection function of movable rods, the two guide racks are driven to move oppositely until the guide rollers abut against the rebar,the movable rods can adaptively slide towards the interiors of retractable grooves to drive springs to perform compression, so that the a certain buffer margin is generated in the downward press process, and the situation is avoided that due to too large downward press amount of the first retractable air cylinders, the guide rollers abut against the rebar too tightly.

The invention discloses a compound material. The compound material is composed of natural clay minerals, heavy metal capturing agent, foaming agent, gelatinizing agent and curing agent. The inventionalso discloses a preparation method of the compound material. The preparation method of the compound material comprises crushing, purifying and surface-activating or modifying the natural clay minerals, and proportionally mixing the processed natural clay minerals with the heavy metal capturing agent, the foaming agent, the gelatinizing agent and the curing agent, then uniformly mixing in an appropriate amount of water, and placing the mixture into a forming die for compression forming. The compound material can adsorb heavy metal in soil, improve the nutrition structure of soil as well as soil hardening and accordingly effectively solve the problem of adsorption and recovery of heavy metal in soil.

The invention relates to a super absorbent resin used for an agriculture fertilizer, specifically to a preparation method for a super absorbent resin containing a polyglutamic acid hydrogel and application of the super absorbent resin in a fertilizer. According to the invention, polyglutamic acid reacts with cross-linking agents like sodium hydrogen epoxysuccinate and polyethylene glycol diglycidyl ether under certain conditions, and then dewatering and drying are carried out so as to obtain a gel resin with high water-absorbing quality; a variety of novel composite fertilizers can be prepared by compounding the polyglutamic acid hydrogel used as the super absorbent resin with various fertilizers; the prepared composite fertilizers have good slow release functions and further have water absorption, water retention and soil adjusting functions and the like through bonding of the fertilizers with the super absorbent resin.

Provided is a plating method of a circuit substrate comprising a conductive pattern in which a metal layer containing at least silver and copper is exposed on an outer surface. The plating method comprises: step (A) of treating the circuit substrate with a first liquid agent containing an oxidizing agent; step (B) of treating the circuit substrate after the step (A) with a second liquid agent which dissolves copper oxide, and thereby removing copper oxide from the conductive pattern's surface; step (C) of treating the circuit substrate after the step (B) with a third liquid agent whose rate of dissolving silver oxide (I) at 25° C. is 1000 times or more faster than its rate of dissolving copper (0) at 25° C., and thereby removing silver oxide from the conductive pattern's surface; and step (D) of performing electroless plating on the conductive pattern of the circuit substrate after the step (C).

Under the condition of existence color buffing medium (120), Polishing pad (104) used in at least one of color buffing magnetic, photics and semi-conductor substrate web. Polishing pad (104) includes three-dimensional network structure of interconnect unit (225). interconnect unit (225) is netted, convenient for fluid flow and remove the color buffing debris. Many color buffing element (208, 308, 408) come into being interconnect unit (255) three-dimensional network structure. Color buffing element (208, 308, 408) is provided with first tag end of first neighbouring element which connect to the first juncture (209, 309, 409), and the second tag end of second neighbouring element which connect to the second juncture (209, 309, 409), the cross sectional area is 30% between the first and second juncture (209, 309, 409). multitime colo(u)r buffing operational work is keep in line with glazed surface (200, 300, 400) which is composed of many color buffing element (208, 308, 408).

The invention discloses a soil leavening agent, which is prepared from the following materials in parts by mass: 2-17.5% of polyvinyl alcohol, 26.5-50% of glycerin, 0.8-4% of methylcellulose, 35.5-49%of ammonium bicarbonate, 0.5-12.6% of polyethylene glycol and 0.5-12.6% of calcium oxide powder, wherein the mass percent sum of the above components is 100%. The invention also discloses a preparation method for the soil leavening agent. The preparation method comprises the following steps: after the polyvinyl alcohol and the glycerin are jointly molten, obtaining co-mixture; adding the methylcellulose and the ammonium bicarbonate into the co-mixture, evenly mixing, and carrying out granulation to obtain mixed soft particles; after the polyethylene glycol and the calcium oxide powder are evenly mixed, adding the mixed soft particles to be evenly mixed to obtain the soil leavening agent. Since the outer layer of the soil leavening agent provided by the invention is a hydrophilic material,i.e., polyethylene glycol, the outer layer is dissolved when meeting water, meanwhile, calcium oxide releases heat when meeting water to accelerate the polyvinyl alcohol and the methylcellulose to beswelled, so that the ammonium bicarbonate is decomposed, carbon dioxide and ammonia gas are released, and soil is fluffy.

A flexible garment bag for use during travel is disclosed. The bag includes an elongated and flexible tubular body. The elongated and flexible tubular body includes a storage area. The bag further includes dual closure devices. The dual closure devices mount at each end of the elongated and flexible tubular body. The dual closure devices includes a buckle mechanism. The bag further includes a detachable strap. The storage area stores one or more items such as clothing articles. The detachable strap removably mounts to the buckle mechanism for configuring the bag suitable for wearing over cross body, around waist and over the shoulder. The bag folds upon removing one or more items. Bag includes secondary bag connected to elongated and flexible tubular body for storing smaller items.

An inflatable baby pacifier and a method of operating same, the inflatable baby pacifier comprising a two-sided skin contacting plate that supports a gas pump, a valve, and an adjustable pneumatic nipple; the gas pump being supported on one side of the two-sided skin plate; the adjustable pneumatic nipple forming a hollow interior, the adjustable pneumatic nipple being supported on an other side of the two-sided skin plate; the valve connects the gas pump to the hollow interior; wherein the gas pump is capable of sending a gas through the valve into the hollow interior.

The invention relates to a crutch, in particular to a telescopic crutch device. The telescopic crutch device is a telescopic crutch, saves storage space and is convenient to carry, and a handle is provided with a pull rope, to prevent hand slipping. The handle is further provided with an electric lamp so that people can also walk in the darkness. A charging port is arranged, to facilitate charging, and no replacement is required. A storage chamber is disposed in the crutch and can store substances, such as keys and umbrellas, in case of need. The storage chamber can also store machines such asa knife, and self-safety can be protected. A cover plate on the storage chamber is of an embedded type, is automatically opened after being pressed, and is convenient to use. An arranged fixator is of a double structure. The crutch is wrapped with a deformable column first and then the crutch and the deformable column are wrapped with a rotary adjuster. The firmness can be regulated, and the problem of large deformation occurring when a supporting effect is executed is solved.

The invention discloses a nut adjusting structure. The structure comprises a body, a rotary thread is arranged on the inner surface of the body, the top of the body is fixedly connected with a weldingring, telescopic rods are fixedly connected to two sides of the top and the bottom of the body, ends, away from the body, of the telescopic rods are fixedly connected with a square frame, the inner surface of the square frame is fixedly connected with a connection block, the surface of the connection block is fixedly connected with a compression spring, the top and the bottom of the square frameare fixedly connected with an adjusting frame through mounting rods, and the top and the bottom of the square frame are fixedly connected with fixed blocks. According to the nut adjusting structure, firmness of the body is adjusted, an anti-loosening nut achieves detaching of an anti-loosening part, the anti-loosening nut can be repeatedly used, resources are saved, the product whole property is improved, nut loosening is prevented, the structure is simple, cost is low, the industrial production efficiency is effectively improved, and the failures and the safety hidden danger generated by nutloosening can be avoided.

The invention discloses a gear fault diagnosis method based on a telescopic displacement ultra-disc. The specific steps are: measuring vibration signals of objects in different working states or fault types; extracting features commonly used in gear fault diagnosis from the vibration signals ; Divide the eigenvalues ​​of different working states into training samples and test samples; use the training samples to train the scalable shift hyperdisc classifier to establish the optimal diagnostic model; use the optimal diagnostic model to classify the test samples; according to The classification results identify the working state or fault type of the object. The gear fault diagnosis method based on the telescopic shifting ultra-disk proposed by the invention has a high recognition degree in the pattern recognition process.

The invention discloses a collar stay and a shirt containing the same. The collar stay comprises a collar stay body, at least one side edge of the collar stay body is provided with an inclined shearing opening, and the crossed position of the shearing opening and the collar stay body is provided with a shearing opening head. The orientation of the shearing opening head is opposite to the insertion direction of the collar stay, so that the shearing opening head and the collar stay body are in an anchor head shape. When the collar stay is inserted into a collar stay bag, along with continuous propulsion of the collar stay, part of the shearing opening head still keeps an open state in the collar stay bag, and friction force between the collar stay body and a shirt fabric is increased; after the collar stay is inserted in the collar stay bag, the shearing opening head positioned on the collar stay body can hook the shirt fabric on one random side of the collar stay bag, and elasticity and strength of the fabric are utilized to fix the collar stay, so that the collar stay cannot drop easily. When the collar stay needs taking out or replacing, the shearing opening head is pressed, an included angle between the plane where the collar stay body is located and the plane where the shearing opening head is located is reduced, and the collar stay can be taken out smoothly.

The invention relates to the technical field of medical instruments, and aims at providing a quantitative forming apparatus for a wheat grain size-shaped moxibustion cone. The size of the wheat grainmoxibustion cone can be accurately controlled to make each moxibustion cone standardized, forming is firm, demolding is convenient, and the firmness of moxa balls can be adjusted. The quantitative forming apparatus for the wheat grain-sized moxibustion cone comprises a barrel, a piston push rod, a cutting assembly, a forming die assembly and a locking device. The piston push rod is pushed to extrude moxa balls in the barrel into the forming die assembly to form wheat grain shapes, then the cutting assembly is used for cutting off the formed moxa balls, scales marked on the barrel enable the quantitative moxa balls to be extruded into the forming die assembly according to the scales when the piston push rod is pushed, and quantitative control is achieved.

The present invention is a therapeutic hand pouch assembly which through deep pressure therapy provides calm and soothing effects to the wearer. The assembly has a main body that includes an outer layer of fabric and defines an interior of gel, foam, glass beads, or combinations thereof. The assembly includes opposed straps or elastic bands having adjustment options so as to be wearable on a person's hand. Such assembly is inexpensive, durable, washable, portable, fully protective and ideally adapted to provide an improved experience to a user of any age under stress conditions.