GB2226361B - Telescopic spring counterbalance for hatches and like hinged covers. - Google Patents
Telescopic spring counterbalance for hatches and like hinged covers.Info
- Publication number
- GB2226361B GB2226361B GB8924005A GB8924005A GB2226361B GB 2226361 B GB2226361 B GB 2226361B GB 8924005 A GB8924005 A GB 8924005A GB 8924005 A GB8924005 A GB 8924005A GB 2226361 B GB2226361 B GB 2226361B
- Authority
- GB
- United Kingdom
- Prior art keywords
- hatches
- telescopic spring
- hinged covers
- spring counterbalance
- counterbalance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/514—Application of doors, windows, wings or fittings thereof for vehicles for ships
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888830198A GB8830198D0 (en) | 1988-12-23 | 1988-12-23 | Telescopic spring |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8924005D0 GB8924005D0 (en) | 1989-12-13 |
GB2226361A GB2226361A (en) | 1990-06-27 |
GB2226361B true GB2226361B (en) | 1992-12-23 |
Family
ID=10649139
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB888830198A Pending GB8830198D0 (en) | 1988-12-23 | 1988-12-23 | Telescopic spring |
GB8924005A Expired - Fee Related GB2226361B (en) | 1988-12-23 | 1989-10-25 | Telescopic spring counterbalance for hatches and like hinged covers. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB888830198A Pending GB8830198D0 (en) | 1988-12-23 | 1988-12-23 | Telescopic spring |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8830198D0 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103967370A (en) * | 2013-02-05 | 2014-08-06 | 上海太比雅电力设备有限公司 | Device for adjusting curve characteristic of gravitational torque of cover plate of hanging hole of torsional spring structure |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4038567A1 (en) * | 1990-12-04 | 1992-06-11 | Krantz H Gmbh & Co | DEVICE FOR COMPENSATING THE WEIGHT OF A CEILING PART |
US6378249B1 (en) * | 1999-12-10 | 2002-04-30 | 3L Filters Ltd. | Lid lifting mechanism |
FR2972476B1 (en) * | 2011-03-09 | 2014-01-24 | Norinco | DEVICE FOR ASSISTING THE OPENING OF A MONO-SWIVELING COVERING MEMBER IN RELATION TO AN EDGE OF A FRAME |
CN102878290B (en) * | 2011-07-15 | 2015-10-28 | 大震锅炉工业(昆山)有限公司 | Self-balancing level revolving cover flange manhole |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB885921A (en) * | 1957-03-14 | 1962-01-03 | Gewerk Eisenhuette Westfalia | Loading machines of the jigging type |
GB906684A (en) * | 1961-03-03 | 1962-09-26 | Bergen Pipesupport Corp | Sway brace for piping |
GB1162943A (en) * | 1967-12-09 | 1969-09-04 | Innocenti Soc Generale | Safety Device for Hanging Counterweights |
GB1398869A (en) * | 1971-08-26 | 1975-06-25 | Inca Mfg Corp | Energy absorbing device |
US4137669A (en) * | 1978-02-08 | 1979-02-06 | Sybron Corporation | Balancing mechanism for manhole covers |
GB2016584A (en) * | 1978-03-18 | 1979-09-26 | Daimler Benz Ag | A hatch cover swingable in relation to a hatch opening |
-
1988
- 1988-12-23 GB GB888830198A patent/GB8830198D0/en active Pending
-
1989
- 1989-10-25 GB GB8924005A patent/GB2226361B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB885921A (en) * | 1957-03-14 | 1962-01-03 | Gewerk Eisenhuette Westfalia | Loading machines of the jigging type |
GB906684A (en) * | 1961-03-03 | 1962-09-26 | Bergen Pipesupport Corp | Sway brace for piping |
GB1162943A (en) * | 1967-12-09 | 1969-09-04 | Innocenti Soc Generale | Safety Device for Hanging Counterweights |
GB1398869A (en) * | 1971-08-26 | 1975-06-25 | Inca Mfg Corp | Energy absorbing device |
US4137669A (en) * | 1978-02-08 | 1979-02-06 | Sybron Corporation | Balancing mechanism for manhole covers |
GB2016584A (en) * | 1978-03-18 | 1979-09-26 | Daimler Benz Ag | A hatch cover swingable in relation to a hatch opening |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103967370A (en) * | 2013-02-05 | 2014-08-06 | 上海太比雅电力设备有限公司 | Device for adjusting curve characteristic of gravitational torque of cover plate of hanging hole of torsional spring structure |
Also Published As
Publication number | Publication date |
---|---|
GB8830198D0 (en) | 1989-02-22 |
GB2226361A (en) | 1990-06-27 |
GB8924005D0 (en) | 1989-12-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20041025 |