News Results for Hole punch history
Nov 14, 2017 ... Google is paying homage to a device that has no place in the digital world: the
hole puncher. Tuesday marks the 131st anniversary of the invention of the hole
puncher, a workplace staple that makes organizing and binding paper quite
simple. And in honor of the hole puncher's history, Google created an ...
A hole punch most commonly refers to an office tool that is used to create holes in
sheets of paper, often for the purpose of collecting the sheets in a binder or folder
. The term can also refer to tools of different construction from one designed for
paper, such as a those used for leather goods (generally ...
Apr 7, 2016 ... During the Great Depression, a federal agency hired famous photographers to
document the plight of poor farmers and their lands. Thousands of unused
negatives were punched with holes, defacing them forever, but they live on today
through the Library of Congress. "Ground," a new photo book ...
Feb 28, 2017 ... In the 1930s, Roy Stryker, head of the Information Division of the Farm Security
Administration, used an unusual and destructive technique to “kill” unwanted
photos—punch a hole right through the negative.
Ring binders are large folders that contain file folders or hole punched papers.
These are held in the binder by circular or D-shaped retainers, onto which the
contents are threaded. The rings are usually spring-loaded, but can also be
secured by lever arch mechanisms or other securing systems. The binders
themselves are ...
Chad refers to fragments sometimes created when holes are made in a paper,
card or similar synthetic materials, such as computer punched tape or punched
cards. "Chad" has been used both as a mass noun (as in "a pile of chad") and as
a countable noun (pluralizing as in "many chads").
History. Basile Bouchon developed the control of a loom by punched holes
in paper tape in 1725. The design was improved by his assistant Jean-Baptiste
Falcon and Jacques Vaucanson (1740) Although these improvements controlled
the patterns woven, they still required an assistant to ...
Origin. A paper tape, constructed from punched cards, in use in a Jacquard
loom. The large holes on each edge are sprocket holes, used to pull the paper
tape through the loom. Paper tapes constructed from punched cards were widely
used throughout the 19th century for controlling looms.
Hole punching is a technique in computer networking for establishing a direct
connection between two parties in which one or both are behind firewalls or
behind routers that use network address translation (NAT). To punch a hole, each
client connects to an unrestricted third-party server that temporarily stores
external and ...
A fallstreak hole (also known as a hole punch cloud, punch hole cloud, skypunch,
cloud canal or cloud hole) is a large gap, usually circular or elliptical, that can
appear in cirrocumulus or altocumulus clouds. Such holes are formed when the
water temperature in the clouds is below freezing but the water, in a supercooled
A time clock, sometimes known as a clock card machine or punch clock or time
recorder, is a recording clock used at places of business to record the hours
worked by employees. In mechanical time clocks this was accomplished by
inserting a heavy paper card, called a time card, into a slot on the time clock.
When the time ...
From the invention of computer programming languages up to the mid-1970s,
many if not most computer programmers created, edited and stored their
programs line by line on punched cards. The practice was nearly universal with
IBM computers in the era. A punched card is a flexible write-once medium that
encodes data, ...
The herein-described method of compiling statistics, which consists in recording
separate statistical items pertaining to the individual by holes or combinations of
holes punched in sheets of electrically non-conducting material, and bearing a
specific relation to each other and to a standard, and then counting or tallying
The hammer mass is spring-loaded from the back of the punch by a large spring.
(The spring's preload compression can usually be adjusted by loosening or
tightening the end cap at the back-most portion of the punch, to decrease or
increase the force of the punch.) A stopped hole drilled in the front center portion
of the ...
A leather punch is a hole punch specifically for making holes in leather. The
working tip of the punch is a hollow steel cylinder with a sharp circular knife-like
edge. The leather piece is placed on a hard surface, which may be a part of the
tool set, and the punch is forced through it, cutting out a small circular piece
which is ...