The invention relates to a displaceable shielding system comprising two single frames disposed in parallel having the same structure; linking parts connected to the two single frames at the two ends thereof; construction platforms; a protection net frame; two racks mounted along the two frames near the construction site; bearings fixed to the platform of…
PERFORMANCE TEST SYSTEM FOR PROTECTIVE RELAY APPARATUS
A performance test system for a protective relay apparatus (100) is provided with: a circuit (3) that receives an input signal from a power grid and outputs an analog measurement value; a converter (4) that converts the analog measurement value into a digital signal; a circuit (6) that generates a test signal for the protective…
PEDESTRIAN OVERPASS
The invention relates to a pedestrian overpass comprising: a pier portion comprising support piers for supporting the beam portion; a girder portion comprising a main beam and an bridge surface system; a base placed on a base for supporting the piers and the base being prefabricated in a piece with the piers; a staircase portion…
Living with content
The topics given today are sources to increase our understanding of Content Marketing. As a dreamer who asked to join the group because I was able to read great content from you guys, I flinched back to the original. Re-filter Google to see what Content Marketing is. Please quote the definition on Wikipedia “Content marketing…
STEEL SHIP OR LIGHT ALLOY SHIP
In this ship, the outside plating on the main hull is configured such that belt-shaped plate members (21-27, 31-35, 41-50) account for 90 to 100% of the surface area of the outside plating thereon, said belt-shaped plate members extending in the longitudinal direction of the hull and each having only a surface that can be…
READING SHELF HAVING PALM-SHAPED SUPPORT PORTION
The invention relates to a reading shelf having a palm-shaped support portion, comprising: a support frame (11) grooved for fixing a book supporting pile (9), a palm-shaped support portion (7) mounted on a support frame (11) via two screws, provided above the finger-shaped members having a wood piece (8) placed thereunder for adjusting the inclination,…
EXPERIMENT KIT FOR STUDYING SOLIDIFICATION AND LIQUEFACTION PHENOMENA
The invention discloses an experiment kit for studying solidification and liquefaction phenomena, which comprises a cup body, and also comprises a cup lid matched with the cup body, and a temperature sensor matched with the cup lid, wherein the cup body comprises an outer cup body and an inner cup body; the cup lid comprises…
LIGHTING UNIT OF SADDLED VEHICLE
The invention provides a lighting unit that facilitates utilization of light of a position light when a driver is in a riding state. A position light (50) is provided in an indicator cover (55) surrounding the circumference of an indicator (110), and disposed ahead of the indicator (110). A front surface (55f) of the indicator…
How to write a clearly content?
Writers write a lot immeasurably, but good at writing Content Marketing how many people? Is there any way to not be good at writing and still do Content? This is a question that I have been pondering every day since I started writing content I would like to share this very personal perspective to the…
FILTER WITH VARIABLE RESONANCE FREQUENCY
The invention proposes a harmonic filter with a variable resonance frequency comprising a single filter comprising at least two capacitors (1, 2, 3) of equal or different power values mounted in parallel, each capacitor controlled by pairs of two reverse parallel thyristors (41, 42, 43), and the capacitors (1, 2, 3) mounted in series with…