THE

REPERTORY,

OF

ARTS, MANUFACTURES,

AND

AGRICULTURE.

Consisting of

ORIGINAL COMMUNICATIONS,

SPECIFICATIONS OF PATENT INVENTIONS,

PRACTICAL AND INTERESTING PAPERS,

SELECTED FROM

THE PHILOSOPHICAL TRANSACTIONS AND
SCIENTIFIC JOURNALS OF ALL NATIONS.

MONTHLY INTELLIGENCE

RELATING TO

THE USEFUL ARTS,

PROCEEDINGS OF LEARNED SOCIETIES,

AND

NOTICES OF ALL. PATENTS GRANTED FOR INVENTIONS.

VOLUME VII.-SECOND SERIES.

London:

PRINTED FOR J. WYATT,

HATTON GARDEN,

1805.

DUPLICATE

EXCHANGES

NICHOLS and SON, Printers, Red Lion Paffage, Fleet Street.

1, weary of Congresą

7-5-49

R43

67651

(iii)

CONTENTS

OF THE

SEVENTH VOLUME, SECOND SERIES.

Specifications of Patents.

Mr. BELL'S, for an improved Method of manufacturing Blanks or

Moulds for Knife, Razor, and Scissar Blades, and various other

edge Tools, and of Forks, Files, and Nails,

Mr. HUDDART'S, for a Method or Art of manufacturing and spin-

ning Yarn different from any now in Use,

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Page

Mr. LEWIS's, for a Method of preventing Accidents by a Horse or

Horses, or other Animals, drawing a Carriage or Carriages,

Mr. JOWETT's, for a Fire-guard Stove, whereby Accidents from

Fire in Houses and other Places that have heretofore been occa-

sioned by Grates and Stoves, made on any other Construction,

are effectually prevented, and which will render the usual Fire-

guards for Children and other Purposes unnecessary,

Mr. HORNBLOWER'S, for a new-invented Steam Wheel or En-

gine for raising Water, and for various other useful Purposes

in Arts and Manufactures,

Mr. EVERHARD BARON VAN DOORNIK's for certain Composi

tions, formed by uniting an absorbent or detergent Earth, with

other Ingredients, so as to render the same more effectual in

washing or scouring, and for various other purposes to which

Soaps or detergent Earths are now applied,

Mr. HAWKS's, for sundry Improvements in constructing and ma-

king Chains for the Use of Mines and other Purposes,

Mr. BUFFINGTON's, for a new Method of straining or stretching

(technically called habiting) all Kinds of Woollen Cloth for

Cropping or shearing, and for stretching or straining all other

Kinds of Piece Goods,

16

81

88

90

94

Mr. BOND's, for certain Improvements on the Construction of

Clocks and o her Time-Keepers, whereby they are rendered of

much greater Utility and Service both by Land and Sea than

Any heretofore made Use of,

a 2

161

Mr