How to use helical in a sentence

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Sentence Examples There also will be some historical notes about the helical screw and a review of the main methods for making threads in wood. The helical axis fluctuated to a limited extent about this average angle throughout the rest of the sampling period. The presence of more than the expected number of signals indicated the existence of multiple helical forms. Upon absorption of light, the kinked helix is relaxed into a normal helical conformation. It is perfectly realistic to imagine a helical arrangement of straight molecules, as already assumed. The hook and the filament are self-assembling helical polymers constructed from monomers of the protein flagellin. In addition, when introducing a kink, both stacked arms are symmetrically deviated from the helical axis by the same amount. It described his proposal for a different type of helical structure, which he called the helix. The bacterial flagellar filament is a helical, self-assembling polymer of flagellin monomers. The maximum length of the unpaired single-stranded DNA at a break is on the order of one helical turn of double-stranded DNA, i.e., 10 bases. These interactions are asymmetrically distributed about and along the helical axis. Several such kinks spaced in helical phase will yield a molecule with a more or less planar curvature. The channel has a slight helical twist following the secondary structure of larger maltodextrins. As she draws close to the Sun she disappears from view in her helical setting, circling the Earth invisibly masked by the Sun's light. On the negative side, I really didn't care for the helical magazine system. We select this level of quasi-rigidity at 0.23 following a previous investigation of the dynamics of double helical nucleic acid oligomers. It has been proposed that the fusion peptide is obliquely inserted into the target membrane as a flexible monomer in an helical conformation. Our models were deliberately developed to maintain most of the helical secondary structure of the crystals. In water, however, the helical structure is retained only in the termini of the peptide, and is completely lost in its center. As the tissue is heated, triple helical molecules rewind, shrinking the collagen fibers. Show More Sentences Another impact on price is that the linear motors are larger than that of helical scan, making power issues more costly. There is also continued debate about whether they should be straight or helical, and about how best, mechanically, to align and attach them. Both the single-stranded circles and the double helical circles are catenated molecules. The amino acid side chains extend radially outward, away from the helical backbone. The longer the peptide, the less important is the effect of the helical dipole. The loss of the helical spring antenna is approximately 10 dB compared to a half-wave dipole. Packless CDAX Series desuperheaters are constructed in a compact helical design. In helical scan recording, both the read and write heads are located on a rapidly rotating cylinder or drum. Both the linear and helical scan tape drives and the disk drive keep an accurate record of the location of data on the recorded media. A helical scan tape will gradually be wound around a rotating drum causing dust to be dragged in between the tape and the head. The helical segments were presumed to be elements of stem-loop structures formed when the RNA was condensed and encapsidated by the protein. There comes a point at long distance that the helical starts increasing the size of the groups. Solid boxes show the relative positions of two predicted helical structures. These align constructively along the helical axis to form macrodipoles of 39, 43, and 59 debyes. The helical bias can result from an intrinsic tendency for curvature in chain direction. This serves as the starting point for optimization of the helices in the helical bundle. The other important proteins include the nucleoprotein closely associated with the helical RNA, phospho-protein P, matrix protein M, and L protein. Hammond also patented an electromechanical reverb device using the helical tortion of a coiled spring, widely copied in later electronic instruments. Models for the helical structure have been developed based on NMR, electron spin resonance, infrared, and circular dichroism data, as well as computer simulations. However, in longitudinal optical sections of dissected bundles immersed in lactic acid, they could be recognized as flattened and stretched helical wall thickenings. Show More Sentences The central shaft transmits torque during installation and transfers axial loads to the helical blades. A ZI worm and helical gear drive is composed of an involute helicoid worm and a helical gear. If a voltage is placed across the display, the helical shape is lost. The heads of all helical formats move in contact with the tape at high speeds and steadily wear away. The new suspension will be a push-rod system with a single helical spring, an anti-roll bar and rotating dampers. But switching to helical gears required Logitech to up the ante with much tighter manufacturing tolerances. The capstan wheels pull the strands through the preforming apparatus to give them their helical shape. Flexible shaft, in practical mechanics, a number of superimposed, tightly wound, helical coil springs wrapped around a centre wire, or mandrel. Swaging over a mandrel allows production of internal profiles like splines, non-circular forms, helical forms, etc. Transmission is normally meshed helical gear drive, coupling sleeve shift and two levers operation. The transmission is mechanical double levels controlled with constantly meshed helical gears, and coupling sleeve shift. The spaces referred to are those formed between the cylinder walls and the interlocking convolutions of the two helical rotors. The loop is configured around the neck of the user, while the stubby and helical is attached near the shoulder. The vertical helical structure, which gives the device its name, provides a stability that previous designs lacked. Furthermore it is advantageous that the helical gearing offers a running of low noise. The design also features heavy duty, low friction ball and roller bearings and helical drive and timing gears. Each leaf of the cover holds a medallion with a helical frame and an illuminated background. The synchronized spindle is rigidly mounted on a separate turret position and equipped with a separate helical gear drive. The breech, mobile, has a retractable striker maintained in position sunken by a helical spring. For helical gearing the calculation is executed with multiple disks of a spur gearing twisted towards each other. Show More Sentences A threaded shaft with lever controls lateral table movement and a threaded shaft and helical gearing raises and lowers the table. Several of my clients are satisfied using pipes with helical welds given their availability and pricing. Some helical parameters even exhibited a clear bimodal distribution. For example, troponin and tropomyosin form large protein complexes with multiple points of interactions with each other and the F-actin helical backbone. But at the other end of the spectrum, a different grade of the material also goes into high-critical parts like bearing caps, con rods and helical gears. Shaw also offers standard or helical fluting as an additional service. The stair generated out of this geometry, an almost helical form, frees itself from the rigidity of the ceiling, only to be encompassed by the new limit of the silo walls. In their chiral nematic states, the materials have a helical macrostructure which acts like a diffraction grating and selectively reflect light just like a compact disc does. Computerized servos shift the helical gears and operate the wet clutches. Membrane topology of the FNT family members is consistent with six putative transmembrane helical spanning domains, as established for the FOCA protein of E.coli. A common arrangement is the positioning of single leaves spirally up the stem, which can sometimes form a striking helical pattern in the shoot apex. However, the general helical nature of the hook and filament are similar. The helical regions of the molecule are often quite variable in sequence. One peptide was designed to maximize helicity and the other, having the same composition but a different sequence, was designed to minimize helical formation. We also observed double helical structures formed by two fibers. Moreover, the segments characterized have a common helical symmetry. As expected, loop regions show more motion than helical regions, which is reflected in the larger deviations from the starting point as indicated by peaks in the graph. The spiral stair is a type of stairway which, due to its complex helical structure, was introduced relatively late into architecture. In all species it is composed of two helical chains, bound to each other by hydrogen bonds. A helical scan with a pitch of zero is equivalent to constant z-axis scanning. Show More Sentences The screw is usually identified as its own kinematic pair called a helical joint. A lathe equipped with indexing plates, profile cutters, spiral or helical guides, etc. Adding axes of motion to a shaper can yield helical toolpaths, as also done in helical planing. The helical unit uses tape traveling around a drum in the form of a helix. These authors defined them as simple helical thickenings that branch dichotomously, sometimes forming a net-like pattern. The MFH is ideal for a wide application range including face milling and shouldering, slotting, ramping, helical milling and plunging. Controlled trajectory curves of helical segment are structured by applying the Logarithmic spiral and Archimedean spiral equations. The helical repeat of doublestanded DNA varies as a function of catenation and supercoiling. They can also see a detailed cutaway of the DT12 showcasing the single countershaft, and helical cut gears. The route runs in part alongside the rails, but also takes you high above the railway track from where you can enjoy imposing views of viaducts and helical tunnels plus splendid panoramas of the Kandertal. We will explore how the sense of helical chirality of these molecules can be switched just with light. The central shaft is used to transmit torque during installation and to transfer axial loads to the helical plates. The central shaft also provides most of the resistance to lateral loading. Geared motors with helical bevel gears, including drive gears and pinions, are used to adapt the speed of an electric motor to the speed of the driven machine. The first 3 tubercles are first branchial arch derivatives and form the tragus, helical crus, and helix. Gear drives can have helical or spur teeth. The xylem of anthesis flower parts and pedicels consists exclusively of tracheary elements with helical bands, and rarely, with annular bands. The double helix is a molecule with two types of helical ladders. I dug out my Bitzenburger 4-inch helical clamp, and since I only had some 3-inch vanes here, I used them. This state-of-the-art cutting tool offers a convex helical edge design to reduce cutting forces during initial work piece contact. One of the most critical is the development of the technology for winding a large-scale continuous helical coil. Show More Sentences The technical literature studies the efficiency of the crossed helical wheels without considering the addendum modification. Coronaviridae is generally considered to contain two genera, Coronavirus and Torovirus, which differ in nucleocapsid morphology, the former being helical and the latter being tubular. It is a remarkable aspect of the right-handed helical conformation of DNA that this photodimer does not cause dramatic changes in the shape of the helix. Gear-hobbing machines use a rotating, multiple-tooth cutting tool called a hob for generating teeth on spur gears, worm gears, helical gears, splines, and sprockets. All gears are single helical form, precision cut from alloy casehardening steel, hardened and profile ground to a high degree of accuracy to ensure maximum mechanical efficiency and quietness of operation. Therefore, attention was turned towards the evaluation of several fixed format antennas including a stubby, a loop and a helical, all of which are amenable to wearing on the person. Watson, Francis Crick, and others hypothesized that DNA had a helical structure. Running-in and correction lubrications is possible on all spur and helical gear drives and by means of all lubrication methods, i.e. manual as well as spray, immersion or circulation lubrication. On the girders at the top of the post, six pulleys arranged in pairs at 120° return the three cables which are linked to the main helical groove wound onto the drum. The conveyor belts at Heathrow and Gatwick airports are driven by LS geared motors consisting of an integrated FCO brake motor on a helical bevel gearbox from the Orthobloc 2000 series. In recent years, the advent of the helical screw expander has made considerable impact in waste heat recovery applications. She wrote a series of three draft manuscripts, two of which included a double helical DNA backbone. Bernal's Lab at Birkbeck College with the tobacco mosaic virus extending ideas on helical construction. A corkscrew is designed so that when it is turned it creates effectively a helical undulation pushing it into the cork, whereas rotation in the opposite sense pulls it out. A variety of biselectrophilic molecules were used to cross-link two properly aligned cysteines, with the aim of stabilizing the helical conformation. This is easily seen in snails and sea snails, which have helical shells. Whatever their origin, the helical shape of the lobster pot is an adaptation that displays as much trapping surface as possible in all directions when buried in moss. The system consists of a helical bevel gear driven by a compact permanent magnet motor, and combined with the most efficient inverter drives available today. Although the archetypal toolpath of a planer is linear, helical cutting can be accomplished by coupling the table's linear motion to simultaneous rotation. Examples from Classical Literature It consisted of a metallic cylinder having a helical indenting groove cut upon it from end to end. To give the water a rotary motion he had inserted a helical piece of angle iron, and so prevented deposition. When the pilot valve opens, the pressure beneath the piston is relieved and it is seated by the helical spring above. A small helical spur pinion at the other end of this countershaft receives its motion from a larger gear turned by the hand crank. The Ford transverse rear spring was supplemented by two helical springs placed vertically between the Ford and tractor frames. The centrifugal strain due to this is balanced by helical springs. The translation of a body in helical motion is called its advance. The carriage is supported on helical springs and solid steel wheels. Find more words! 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What is the opposite of helical? Words that rhyme with helical What is the adverb for helical? What is the adjective for helical? What is the noun for helical? Use our Sentence Generator Nearby Words helianthus helianthemum heliacal Heli Helgoland Helga helically helicase helices helichrysum helicity helicoid 7-letter Words Starting With h he hel heli helic helica