Elements of Drawing and Mensuration Applied to the Mechanic Arts: A Book for the Instruction and Use of Practical MenBarnes, 1846 - 240 σελίδες |
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Σελίδα 73
... plane of projection , or coincide with it , there can be no difficulty , for such points are their own place or projections on the plane . From every point without the plane of projection , a 4 PRINCIPLES OF PLAN DRAWING . 73.
... plane of projection , or coincide with it , there can be no difficulty , for such points are their own place or projections on the plane . From every point without the plane of projection , a 4 PRINCIPLES OF PLAN DRAWING . 73.
Σελίδα 74
... plane of projection , a per- pendicular is supposed to be drawn to the plane , and the point in which this perpendicular pierces the plane , will mark the true position of the point from which it was drawn . If the plane of projection ...
... plane of projection , a per- pendicular is supposed to be drawn to the plane , and the point in which this perpendicular pierces the plane , will mark the true position of the point from which it was drawn . If the plane of projection ...
Σελίδα 76
... plane of projection , to be used in drawing the plan of the oblique object ; the upper line will represent a plane passing above the given object , and the lower line a plane 76 BOOK III . - SECTION III .
... plane of projection , to be used in drawing the plan of the oblique object ; the upper line will represent a plane passing above the given object , and the lower line a plane 76 BOOK III . - SECTION III .
Σελίδα 77
... plane of projection , is called the pro- jecting line of the point ; and the place where the perpen- dicular meets the plane , is called the projection of the point . 16. Let us illustrate the above rules by means of a square pyramid ...
... plane of projection , is called the pro- jecting line of the point ; and the place where the perpen- dicular meets the plane , is called the projection of the point . 16. Let us illustrate the above rules by means of a square pyramid ...
Σελίδα 78
... projection of the vertex of the pyramid . The four ridges , or oblique lines ... projection on the plan is also determined . There- fore , draw from the centre ... plane figure , formed by cutting any solid body into two parts . A solid ...
... projection of the vertex of the pyramid . The four ridges , or oblique lines ... projection on the plan is also determined . There- fore , draw from the centre ... plane figure , formed by cutting any solid body into two parts . A solid ...
Άλλες εκδόσεις - Προβολή όλων
Elements of Drawing and Mensuration Applied to the Mechanic Arts. a Book for ... Charle Davies Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 feet 20 feet 9 inches ABCD altitude axis bisect body breadth called cavetto centre of gravity chains chord circular sector circumference cone convex surface cornice cottage cubic feet cubic foot cubic ft cubic inches curve cylinder decimal describe dimensions distance divided draw drawn ellipse entablature entire surface equal equilateral triangle EXAMPLES feet 6 inches figure find the area find the solidity frustum geometrical given line given point half Hence horizontal lines inscribed length lower base measure moulding Multiply nonagon object oblique elevation oblique lines ovolo parallel parallelogram pentagon perpendicular plane of projection polygon prism pulley pyramid quadrilateral radius rectangle regular represent Required the area right angles roof scale secant line segment shade side slant height solid content solid ft specific gravity sphere square feet square pyramid square yards straight line thickness upper base vertical
Δημοφιλή αποσπάσματα
Σελίδα 17 - Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Σελίδα 111 - The area of a rectangle is equal to the product of its base and altitude. Given R a rectangle with base b and altitude a. To prove R = a X b. Proof. Let U be the unit of surface. .R axb U' Then 1x1 But - is the area of R.
Σελίδα 170 - A zone is a portion of the surface of a sphere, included between two parallel planes which form its bases.
Σελίδα 149 - Multiply the area of the base by the altitude, and the product will be the solidity. 1. What is the solidity of a cylinder 8 feet in length and 2 feet in diameter?
Σελίδα 172 - The surface of a sphere is equal to the product of its diameter by the circumference of a great circle.
Σελίδα 225 - An equilibrium is produced in all the levers, when the weight multiplied by its distance from the fulcrum is equal to the product of the power multiplied by its distance from the fulcrum. That...
Σελίδα 111 - The area of a triangle is equal to half the product of the base and height.
Σελίδα 23 - The square described on the hypothenuse of a rightangled triangle is equal to the sum of the squares described on the other two sides.
Σελίδα 240 - As the tabular specific gravity of the body, Is to its weight in avoirdupois ounces, So is one cubic foot^ or 1728 cubic inches, To its content in feet, or inches, respectively.
Σελίδα 125 - Similar figures, are those that have all the angles of the one equal to all the angles of the other, each to each, and the sides about the equal angles proportional.