USPC 244/93

USPC 244/93 is for Stabilizing weights: Movable or variable weights on aircraft for steering or stabilizing. In this subclass the weights themselves are the controlling agencies. For pendulous weights connected to operate control members, see the related classes below.

Subclasses

• USPC 244/94 Ballast storage and release: Arrangements for the storage and release of heavy material on aircraft for controlling relative buoyancy or stability.
• USPC 244/95 Ballast making: Devices on aircraft for producing heavy material for ballast purposes. An example is the production of water-ballast from exhaust gases to replace the weight of fuel used.

Related classes

• USPC 80 for pendulous weights connected to operate control members.
• USPC 114/124 for shifting weights on ships

References

Patents in this category

• Patent US-1890-439421 (Applicant person: Perham Wilhelm Nahl)
• Patent US-1898-610843 (Applicant person: Thomas J. Brown)
• Patent US-1897-621195 (Applicant person: Ferdinand Graf Zeppelin)
• Patent US-1904-804593 (Applicant person: Albert Hugo Friedel)
• Patent US-1909-914782 (Applicant person: Louis-Auguste Becht)
• Patent US-1907-847965 (Applicant person: James M. Miller)
• Patent US-1908-889502
• Patent US-1908-900041 (Applicant person: Anthony Rudolph Silverston • William Woods Plankinton)
• Patent US-1908-1072664 (Applicant person: Anthony Rudolph Silverston)
• Patent US-1909-937250 (Applicant person: W. Guy Clark)
• Patent US-1911-1000697 (Applicant person: Paul Schmitt)
• Patent US-1912-1016363
• Patent US-1912-1020870 (Applicant person: Ira Allen)
• Patent US-1909-1096263 (Applicant person: William B. Oliver)
• Patent US-1909-976312 (Applicant person: William F. Sullivan)
• Patent US-1909-976873 (Applicant person: Thaddeus Sidney Harris)
• Patent US-1911-1007810 (Applicant person: SNYDER Thomas A)
• Patent US-1910-1008437 (Applicant person: Edmund Seelig)
• Patent US-1910-1028071 (Applicant person: George Hipwood • Patrick Egan)
• Patent US-1910-1056390 (Applicant person: Paul Andersen • Aage Nielsen, Applicant firm: Andersen Nielsen Airship Co.)
• Patent US-1911-1003530 (Applicant person: William Randolph Smith)
• Patent US-1912-1025891 (Applicant person: John A Walsh)
• Patent US-1911-1032233 (Applicant person: Francis Nyilas)
• Patent US-1912-1036732 (Applicant person: Jacob SEGAL)
• Patent US-1911-1050566 (Applicant person: William Saint)
• Patent US-1913-1057246 (Applicant person: KIRKPATRICK William R)
• Patent US-1912-1041620 (Applicant person: Thomas David Greer)
• Patent US-1912-1042082 (Applicant person: CANTY JOSEPH)
• Patent US-1912-1042311 (Applicant person: Paul Behrens)
• Patent US-1912-1046219 (Applicant person: William Phillips)
• Patent US-1913-1068501 (Applicant person: John S. Jorgensen • Miller Morris)
• Patent US-1913-1074031 (Applicant person: Ira Allen)
• Patent US-1913-1081869 (Applicant person: SHUMATE OREN)
• Patent US-1914-1088991 (Applicant person: HOUGHTON MILFORD G)
• Patent US-1914-1099508 (Applicant person: Henry Morse)
• Patent US-1915-1142147 (Applicant person: Wallace M. Cooper)
• Patent US-1915-1148199 (Applicant person: Fritz Stavrum)
• Patent US-1916-1223698 (Applicant person: Carl Alfred Johansson)

Enclosing categories	USPC 244/75.1
Subcategories	USPC 244/94, USPC 244/95
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