US2107819A - Vacuum cleaner - Google Patents

Vacuum cleaner Download PDF

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Publication number
US2107819A
US2107819A US40905A US4090535A US2107819A US 2107819 A US2107819 A US 2107819A US 40905 A US40905 A US 40905A US 4090535 A US4090535 A US 4090535A US 2107819 A US2107819 A US 2107819A
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Prior art keywords
casing
air
shell
cap
exhaust
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Expired - Lifetime
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US40905A
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Faber Ernst
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/22—Mountings for motor fan assemblies
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
    • A47L5/362—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back of the horizontal type, e.g. canister or sledge type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping

Definitions

  • My invention relates to vacuum cleaners and rection of the arrows through the passage behas for one of its objects to provide means wheretween the parts It and I8 into the hollow cover by the sound generated through the operation It and through the passage between the cap of the device is deadened to a considerable exand the cover and through the screen It into ex- 5 tent. haust It as indicated by the arrows.
  • I is the outer shell gether with theflmotor and fan enclosed therein, of the vacuum cleaner which preferably consists between the thiclr rubber ring 4 and the rubber of artificial resin or some other sound deadening us n l5 wi l ot ve e to y at o 5 material and 2 is the filter bag into which -is which might create loud noise. Any sound s sucked the air, laden with the dust, which enters urthe de dened qu pa tic a y by t e Ou er through an inlet (not shown).
  • FIG. 3 is a casing open s ll and the cylindrical sl eve l coverin the at both ends and held in place in the shell by exhaust l3 and by the to t o s P ed for means of the rubber ring 4 abutting against a e air be e D s d H 0 t e ring 22 of artificial resin and a cap 5, which will hand and 5 and II on the other hand.
  • a further 20 be referred to in detail farther below.
  • I2 is a short inwardly directed tube surrounding
  • the shell I d cover be ma e of art the exhaust opening III of the cover and I4 is a fl a resin 0 the like.
  • p t o deadening fine-meshed wire gauze or fabric cylinder or Sound also form a P o io r e pe a o 's sleeve mounted on this tube and forming a screen.
  • gers a a st the ac ion of the electric cur- 5 is the cap placed on this cylinder and surrounding same with a.
  • a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the casing, and elastic means supporting said casing in said shell.
  • a vacuum cleaner in combination, a shell of insulating material, a cover of insulating material closing one end of said shell and being formed with an exhaust, a sleeve-shaped screen covering said exhaust, a casing open at both ends within said shell, 2.
  • motor and fan unit accommodated in said casing, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the casing, and elastic means supporting said casing in said shell.
  • a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screenin reversed direction, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the and elastic means between said casing and said shell on the one and said cap on the other hand supporting said casing.
  • a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screenin reversed direction, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a. cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the casing, an elastic supportin means inserted between said casing and said shell and an elastic insertion between said motor and said cap.
  • a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screen in reversed direction, a casing open at both ends within said shell, :1.
  • motor and fan unit accommodated in said casing, an elastic supporting means inserted between said casing and said shell, an elastic insertion between said motor and said cap, and, joined to said latter elastic insertion, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air leaving said casing.
  • a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screen in reversed direction, a casing open at both ends within said shell, a coating of sound deadening material on the rear portion of said casing, a motor and fan unit accommodated in said casing, an elastic supporting means inserted between said casing and said shell, an elastic insertion between said motor and said cap, joined to said latter elastic insertion, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air leaving said casing, and a coating of sound deadening material on the end portion of said shield.
  • a vacuum cleaner in combination, a shell formed with an air exhaust opening, an inwardly directed tubular member surrounding said exhaust opening, a sleeve shaped screen mounted on and surrounding said tubular member, means for guiding a radially inwardly directed air current onto the outer wall of said screen, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing and a capshaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air.

Description

E. FABER VACUUM CLEANER Feb. 8, 1938.
Filed Sept. 17, 1935 Patented Feb. 8, 1938 g 1 UNITED STATES PATENTOFFICEH 'miii'afl 'ErnstFabenShlttmGermlny Application September 11, 19:5, semi No. 40,905 In Germany January 4; 1935 8 Claims. (Cl. 230-232) My invention relates to vacuum cleaners and rection of the arrows through the passage behas for one of its objects to provide means wheretween the parts It and I8 into the hollow cover by the sound generated through the operation It and through the passage between the cap of the device is deadened to a considerable exand the cover and through the screen It into ex- 5 tent. haust It as indicated by the arrows. The air With this and other objects in view I will now does not anywhere strike'a side wall of the shell describe my invention with reference to the draw- I, being prevented from doing so by the casing ing aflixed to this specification and forming part 3 and by the shield I. which twice reverses the thereof which illustrates the rear half of a vacdirection and thereby alters the sectional area 10 uum cleaner embodying my invention in diagramof the air current. 10 rnatic axial section by way of example. e S ee me casing 3 being s pp Referring to the drawing, I is the outer shell gether with theflmotor and fan enclosed therein, of the vacuum cleaner which preferably consists between the thiclr rubber ring 4 and the rubber of artificial resin or some other sound deadening us n l5 wi l ot ve e to y at o 5 material and 2 is the filter bag into which -is which might create loud noise. Any sound s sucked the air, laden with the dust, which enters urthe de dened qu pa tic a y by t e Ou er through an inlet (not shown). 3 is a casing open s ll and the cylindrical sl eve l coverin the at both ends and held in place in the shell by exhaust l3 and by the to t o s P ed for means of the rubber ring 4 abutting against a e air be e D s d H 0 t e ring 22 of artificial resin and a cap 5, which will hand and 5 and II on the other hand. A further 20 be referred to in detail farther below. 1; is the d adenin f so nd i pr y the p d electromotor driving the fan enclosed in the casc a e 0 e cross-Sect o a eas av ed y ing, the shaft 1 of the mot r being supported in the air current. The elastic mounting of the ball bearings 8 located in a box 9. III is a cover motor a d a t d t0 t casing Which is 25 fixed to the front end of theshell i by means p n d ween th rub r rin 4 and r e 25 f scr w bolt II, thi cover being formed of mblock l5 prevents the vibrations generated by the ficlal resin or some other suitable material havmotor from being tted Onto the Outer ing sound deadening and insulating properties. Shell and creat ng sound waves.
/ I2 is a short inwardly directed tube surrounding The shell I d cover be ma e of art the exhaust opening III of the cover and I4 is a fl a resin 0 the like. p t o deadening fine-meshed wire gauze or fabric cylinder or Sound, also form a P o io r e pe a o 's sleeve mounted on this tube and forming a screen. gers a a st the ac ion of the electric cur- 5 is the cap placed on this cylinder and surrounding same with a. clearance and I5 is a rubber The arrangement the pa iS Such at y ,5 block inserted between the bearing box 9 and the Vibratory motion o e s ng the shield I 6 cap 5 Between th l ti bl k l5 and t cap and cap 5 as well as cover ID are counteracted as 5 is inserted the central portion of a shield l6 Possible b their elastic S pp t and the which is open sideways of the casing 3 and acts air sucked through the apparatus is conducted in as an air guide, which is thus held in position a path which further reduces the possibility of 40 between the rubber block l5 and the cap 5 which sound generation. Owing to its large surface the 40 latter is fixed to and spaced from the cover Ill ee e-S ap d Sieve exerts a Pa a y e by means of spacing blocks I'I. feetful ade acti The rear portion of the casing 3 tapers in- I wish it to be understood that I do not desire wardly at l8 leaving a wide passage 24 for the to be limited to the exact details of construction 46 air between its inner edge l9 and the bearing box shown and described for obvious modifications 9. 20 is a ring-shaped layer of felt or some other will occur to a person skilled in the art. sound deadening material coating the inner face In the claims afllxed to this specification no of the rear portion it of the casing and 2| is a selection of any particular modification of the cylindrical layer of felt or some other textile invention is intended to the exclusion of other 50 material coating the inner cylindrical portion of modifications thereof and the right to subse- 50 the shield l6. quently m'ake claim in the present application to In the operation of the device the air is sucked any modification not covered by these claims is through the filter bag 2, in which the dust is deexpressly reserved.
posited, and the clean air further flows past the I claim: 56 motor 6 enclosed by the casing 3 and in the di- 1. In a vacuum cleaner in combination, a s
formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a. cap embracing said screen and arranged to lead the air onto said screen in reversed direction, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a shield embracing said casing and arranged to twice reverse the direction of the air, which leaves the casing, and elastic means supporting said casing and shield.
2. In a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the casing, and elastic means supporting said casing in said shell.
3. In a vacuum cleaner in combination, a shell of insulating material, a cover of insulating material closing one end of said shell and being formed with an exhaust, a sleeve-shaped screen covering said exhaust, a casing open at both ends within said shell, 2. motor and fan unit accommodated in said casing, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the casing, and elastic means supporting said casing in said shell.
4. In a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screenin reversed direction, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the and elastic means between said casing and said shell on the one and said cap on the other hand supporting said casing.
5. In a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screenin reversed direction, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing, a. cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air, which leaves the casing, an elastic supportin means inserted between said casing and said shell and an elastic insertion between said motor and said cap.
6. In a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screen in reversed direction, a casing open at both ends within said shell, :1. motor and fan unit accommodated in said casing, an elastic supporting means inserted between said casing and said shell, an elastic insertion between said motor and said cap, and, joined to said latter elastic insertion, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air leaving said casing.
7. In a vacuum cleaner in combination, a shell formed with an air exhaust, a sleeve-shaped screen covering said exhaust, a cap embracing said screen and arranged to lead the air onto said screen in reversed direction, a casing open at both ends within said shell, a coating of sound deadening material on the rear portion of said casing, a motor and fan unit accommodated in said casing, an elastic supporting means inserted between said casing and said shell, an elastic insertion between said motor and said cap, joined to said latter elastic insertion, a cap-shaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air leaving said casing, and a coating of sound deadening material on the end portion of said shield.
8. In a vacuum cleaner in combination, a shell formed with an air exhaust opening, an inwardly directed tubular member surrounding said exhaust opening, a sleeve shaped screen mounted on and surrounding said tubular member, means for guiding a radially inwardly directed air current onto the outer wall of said screen, a casing open at both ends within said shell, a motor and fan unit accommodated in said casing and a capshaped shield covering the end wall and axial exhaust opening of said casing and arranged to twice reverse the direction of the air.
' ERNST FABER.
US40905A 1935-01-04 1935-09-17 Vacuum cleaner Expired - Lifetime US2107819A (en)

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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471812A (en) * 1946-05-16 1949-05-31 Robbins & Myers Electric motor
US2595349A (en) * 1949-10-06 1952-05-06 Bendix Aviat Corp Dynamoelectric machine
US2709273A (en) * 1948-09-10 1955-05-31 Myrtle Leatherman Motor mounting for vacuum cleaners
US2743385A (en) * 1954-06-14 1956-04-24 Westinghouse Electric Corp Vertical dynamoelectric machine
US2761659A (en) * 1952-01-04 1956-09-04 Winsted Hardware Mfg Company Food and beverage blender
US2798973A (en) * 1953-08-27 1957-07-09 Doyle Vacuum Cleaner Co Vacuum cleaner motor shroud
US2867834A (en) * 1953-01-23 1959-01-13 Kingston Products Corp Tank type vacuum cleaner
US3082938A (en) * 1959-01-02 1963-03-26 Electrolux Corp Vacuum cleaners
US3094979A (en) * 1960-09-03 1963-06-25 Webasto Werk Baier Kg W Heating devices operated with liquid fuel
US3142857A (en) * 1961-05-30 1964-08-04 Mefina Sa Vacuum cleaners
US3150403A (en) * 1959-03-24 1964-09-29 Electrolux Ab Tank type suction cleaner
US3523203A (en) * 1968-01-18 1970-08-04 Westinghouse Electric Corp Housing and support structure for large,vertically disposed rotating machines
US3689203A (en) * 1970-09-30 1972-09-05 Borg Warner Heremetic refrigeration compressor
US4312627A (en) * 1979-01-31 1982-01-26 Carrier Corporation Suspension and seal system for a refrigeration motor compressor
EP0528451A1 (en) * 1991-07-26 1993-02-24 Daewoo Electronics Co., Ltd. A vacuum cleaner
DE19507270A1 (en) * 1994-03-03 1995-09-07 Samsung Electronics Co Ltd Vibration dampers for vacuum cleaner
US20060260091A1 (en) * 2005-05-18 2006-11-23 Hwa-Gyu Song Vacuum cleaner

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471812A (en) * 1946-05-16 1949-05-31 Robbins & Myers Electric motor
US2709273A (en) * 1948-09-10 1955-05-31 Myrtle Leatherman Motor mounting for vacuum cleaners
US2595349A (en) * 1949-10-06 1952-05-06 Bendix Aviat Corp Dynamoelectric machine
US2761659A (en) * 1952-01-04 1956-09-04 Winsted Hardware Mfg Company Food and beverage blender
US2867834A (en) * 1953-01-23 1959-01-13 Kingston Products Corp Tank type vacuum cleaner
US2798973A (en) * 1953-08-27 1957-07-09 Doyle Vacuum Cleaner Co Vacuum cleaner motor shroud
US2743385A (en) * 1954-06-14 1956-04-24 Westinghouse Electric Corp Vertical dynamoelectric machine
US3082938A (en) * 1959-01-02 1963-03-26 Electrolux Corp Vacuum cleaners
US3150403A (en) * 1959-03-24 1964-09-29 Electrolux Ab Tank type suction cleaner
US3094979A (en) * 1960-09-03 1963-06-25 Webasto Werk Baier Kg W Heating devices operated with liquid fuel
US3142857A (en) * 1961-05-30 1964-08-04 Mefina Sa Vacuum cleaners
US3523203A (en) * 1968-01-18 1970-08-04 Westinghouse Electric Corp Housing and support structure for large,vertically disposed rotating machines
US3689203A (en) * 1970-09-30 1972-09-05 Borg Warner Heremetic refrigeration compressor
US4312627A (en) * 1979-01-31 1982-01-26 Carrier Corporation Suspension and seal system for a refrigeration motor compressor
EP0528451A1 (en) * 1991-07-26 1993-02-24 Daewoo Electronics Co., Ltd. A vacuum cleaner
US5293664A (en) * 1991-07-26 1994-03-15 Daewoo Electronics Co., Ltd. Low noise and less vibration vacuum cleaner
DE19507270A1 (en) * 1994-03-03 1995-09-07 Samsung Electronics Co Ltd Vibration dampers for vacuum cleaner
DE19507270C5 (en) * 1994-03-03 2005-10-06 Samsung Kwangju Electronics Co., Ltd. Vibration-isolating device for a vacuum cleaner
US20060260091A1 (en) * 2005-05-18 2006-11-23 Hwa-Gyu Song Vacuum cleaner
US7596829B2 (en) 2005-05-18 2009-10-06 Samsung Gwangju Electronics Co., Ltd. Vacuum cleaner

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