Otto cycle

Otto cycle (otto cycle)
	(?). (Thermodynamics) )
Ot"to cy`cle

A four- stroke cycle for internal-combustion engines consisting of the following operations: First stroke, suction into cylinder of explosive charge, as of gas and air; second stroke, compression, ignition, and explosion of this charge; third stroke (the working stroke), expansion of the gases; fourth stroke, expulsion of the products of combustion from the cylinder. This is the cycle invented by Beau de Rochas in 1862 and applied by Dr. Otto in 1877 in the Otto-Crossley gas engine, the first commercially successful internal-combustion engine made.

Why Donate?

Here are a number of reasons:

To indicate your approval.
To express your appreciation.
To help pay for website expenses and keep this website online.

Donate Using PayPal

If you have a major credit card (Visa, MasterCard, American Express) or a PayPal account, donating is easy. Just click the dollar amount below to donate:


$ 5	$ 10	$ 20	$ 50	$ 100	$ Other $

Donations from Outside of the United States

We welcome donations from anywhere in the world and in any currency. PayPal accepts a number of international currencies.

Donations by Other Methods

If you wish to donate via direct bank deposit or mail a cheque or money order, please email me .

The dictionary's 1913 edition of the 1900 International, renamed Webster's Revised Unabridged Dictionary, has in modern times been used in various free online resources, as its copyright lapsed and it became public domain.
- Wikipedia

Otto cycle

Why Donate?

Donate Using PayPal

Donations from Outside of the United States

Donations by Other Methods

News: strengthen

The dictionary's 1913 edition of the 1900 International, renamed Webster's Revised Unabridged Dictionary, has in modern times been used in various free online resources, as its copyright lapsed and it became public domain. - Wikipedia

Otto cycle

Why Donate?

Donate Using PayPal

Donations from Outside of the United States

Donations by Other Methods

News: strengthen

The dictionary's 1913 edition of the 1900 International, renamed Webster's Revised Unabridged Dictionary, has in modern times been used in various free online resources, as its copyright lapsed and it became public domain.
- Wikipedia