47results about How to "Efficient compaction" patented technology

A pair of pistons with O-rings are mounted on a plate attach to an end of a butt of a firearm. A pair of cylinders for receiving the pistons are mounted on a plate attached to a shoulder pad and attached to the firearm by having the pistons inserted in the cylinders. An air release hole in a bottom plate of each cylinder communicates with an air outlet having an adjustable air valve to adjust the amount of damping of a recoil of the firearm.

A roller assembly for bidirectionally dispensing and compacting a strip of a material onto a surface without requiring the roller assembly to rotate 180° to dispense the material in the reverse direction. The roller assembly comprises a first guide element, a second guide element, a third guide element, and a compacting roller. When the first guide element is in a first position, the strip of the material is fed to the second guide element. When the first guide element is in a second position, the strip of the material is fed to the third guide element. The compacting roller is malleable and substantially crowned around an outer circumferential surface of the compacting roller to provide even compaction to the strip of the material.

Embodiments of the present invention provide query processing for column stores by accumulating table record attributes during application of query plan operators on a table. The attributes and associated attribute values are compacted when said attribute values are to be consumed for an operation in the query plan, during the execution of the query plan. Table column record values are materialized late in query plan execution.

There is provided a container (1) for medical use forming a closed compartment (17) for carrying a liquid. The container (1) comprises a flexible side wall (5), a rigid top portion (4) and a rigid bottom portion (3). In the top portion (4) there is at least one through-hole. The side wall (5), the top (4) and bottom (3) portions together form a compartment (17). Inside the compartment (17), a flexible tube (5) is arranged with one end (21) in fluid communication with a though-hole (12) in the top portion (4). A second end (19) of the tube is connected to the bottom portion (3) via a snap-in connection (18). Liquid from the inside of the container (1) may be withdrawn by pressurizing the compartment (17) in which liquid is stored, when in use. The container (1) is reversible folded and unfolded for convenient filling and storing of the container (1). The container (1) is adapted for use in an irrigation system, and preferably a system for rectal irrigation.

A shipping crate for shipping objects such as all-terrain vehicles (ATVs) and personal water-crafts (PWCs). The shipping crate is completely recyclable and includes a top frame structure and a bottom frame structure. The top and bottom frame structures are operable to telescopically engage each another when the crate is empty. Also, leg portions can be placed between the top and bottom frame structures and the leg portions can telescopically engage the top and bottom frame structures at opposite ends thereof.

A forming die assembly for microcomponents includes a forming die, a plunger, and a punch. The forming die is formed with an outer die, an inner die, a storage portion formed at the inner die, and a punch hole formed at the inner die. The inner die slidably inserted into the outer die forms a part of a cavity between the inner die and the outer die. The storage portion stores a raw material with a metal powder and a binder having plasticity. The punch hole connects the cavity and the storage portion and forms a gate therebetween. The plunger slidably inserted into the storage portion fills the raw material stored in the storage portion into the cavity through the punch hole. The punch is slidably inserted into the plunger, and it closes the gate and compresses the raw material in the cavity.

A forming die assembly for microcomponents includes a forming die, a plunger, and a punch. The forming die is formed with a cavity, a storage portion for storing a raw material with a metal powder and a binder having plasticity, and a punch hole that connects the cavity and the storage portion so as to form a gate therebetween. The plunger is formed so as to be slidably inserted into the storage portion and to fill the raw material stored in the storage portion into the cavity through the punch hole. The punch is slidably inserted into the plunger in the sliding direction of the plunger and opens and closes the gate by reciprocatory sliding. The punch closes the gate and compresses the raw material in the cavity into a green compact by sliding in the direction of the cavity.

The present invention concerns a container (1) for wastes (2), in particular for collecting wastes in the domestic field. The container comprises a main body (3), a lid (4) associable to the main body and a compactor (5) provided with a pressing element (6), moveable within the main body (3) to compact the wastes (2) collected therein. The pressing element is manually operated from the outside of the container (1) through suitable mechanical means. Advantageously, the operating means comprises a lever (8, 9) which can be operated by the user to vary the vertical position and the inclination of the pressing element.

The invention discloses a two-stage tamping device for electric power construction. The two-stage tamping device for electric power construction comprises a car body, and a front-stage tamping mechanism and a back-stage tamping mechanism arranged on the car body. The front-stage tamping mechanism comprises a left hoop ring, a right hoop ring, a left adjusting arm, a right adjusting arm, a telescopic rod, a cam and a motor; the left hoop ring and the right hoop ring have same structures and opposite positions, and surround to form a structure with a cavity; the cavity is used for holding a wirepole; one sides of the left hoop ring and the right hoop ring are fixedly connected with the left adjusting arm and the right adjusting arm; and the left adjusting arm and the right adjusting arm areinserted into an adjusting rail on a lower surface of the fixing plate. The two-stage tamping device for electric power construction provided by the invention has the beneficial effects that the lefthoop ring and the right hoop ring surround to form the structure with the cavity, and the cavity is used for holding the wire pole, so that the two-stage tamping device can be used for effectively high-efficiently tamping a floor near the wire pole; and meanwhile, the front-stage tamping mechanism and the back-stage tamping mechanism are used cooperatively, so that the floor erected with power lines can be high-efficiently tamped.

The invention discloses a building rammer compactor with a high-efficiency foundation compacting function. A first steel rope is movably connected to a moving device in an inserting mode; the other end of the first steel rope movably penetrates through a supporting frame to be fixedly connected to the side wall of a swinging rod; one end of the swinging rod is hinged to the inner side wall of thesupporting frame; the other end of the swinging rod is fixedly connected with a handle; a second steel rope loosens, and a compacting device moves downwards under the action of self weight to compacta foundation; firstly, a compacting frame makes contact with the foundation and compacts the foundation; when the compacting frame stops suddenly, a heavy impacting block moves downwards under the effect of inertia and impacts on a bearing plate to move downwards, and thus the foundation is further compacted through compacting rods; the building rammer compactor is convenient to move and fix by mean of the moving device; and thus the convenient and rapid building rammer compactor can achieve the effect of high-efficiency compacting of the foundation.

The present invention relates to a method for operating an attachable compactor, an attachable compactor as well as an excavator with an attachable compactor. For a corresponding efficient operation in accordance with the present invention, a display indicates the end of a time interval (required compaction time) that depends on a measured contact force or a parameter corresponding to the contact force.

Method for handling material in a pneumatic pipe transport system, in which material, such as waste material, is input from an input aperture of an input point (3), such as from the input aperture of a refuse chute or of some other input point, and is conducted along a feeder channel (2) with a shaper device (1) arranged in connection with the input point or in the proximity of it, in which case the material to be handled is conducted into the shaper device and/or through it by the aid of at least partly gravity and/or the suction and/or a pressure difference of the pneumatic pipe transport system. In the method the material is handled with one handling means (10) in a shaper device (1), which handling means is rotated around an axis of rotation when handling material and which handling means comprises an aperture (20), which is arranged eccentrically with respect to the axis of rotation of the handling means, that the rotatable handling means (10) arranges the material to be infed into the proximity of the output aperture and, if necessary, shapes the material, together with at least an edge (18) of the output aperture of the rotary shaper and/or the wall of the output channel (4), when the handling means (10) is rotated with a drive device (7).

A device for monitoring the effectiveness of sand compaction on a production line comprising one or more sensors. The sensor's response measures the changes in sand compaction, which is affected by the mechanics of the vibration system, changes in the sand properties, and environmental changes. A sensor comprises multiple chambers where the sand is compacted, with each of these chambers having a different difficulty in resisting sand filling and compaction. The difficulty of filling and compacting the sand in these chambers can be controlled using factors such as geometry of each of the chambers and direction of the fill and compaction of sand.

A portable roller compactor for compacting waste located in a container, which is open on the top, has a frame-like basic structure and an articulated arm, one end of which is supported by the basic structure, and the other, free end of which supports a roller compactor that essentially can be rotated about a horizontal axis of rotation. The articulated arm of the roller compactor is pivotably attached to a sliding carriage, which is mounted on the frame-like base structure and can be moved in a longitudinal direction.

Embodiments of the present invention provide query processing for column stores by accumulating table record attributes during application of query plan operators on a table. The attributes and associated attribute values are compacted when said attribute values are to be consumed for an operation in the query plan, during the execution of the query plan. Table column record values are materialized late in query plan execution.